Essence With the Elixir of Enlightenment: The Diamond Approach to Inner Realization
By A. H. Almaas Books

Runaway Realization: Living a Life of Ceaseless Discovery
By A. H. Almaas Books

The Alchemy of Freedom: The Philosophers’ Stone and the Secrets of Existence
By A. H. Almaas Books

Elements of the Real in Man: Diamond Heart Book 1
By A. H. Almaas Books

The Unfolding Now: Realizing Your True Nature
By A. H. Almaas

The Pearl Beyond Price
By A. H. Almaas

The Power of Divine Eros: The Illuminating Force of Love in Everyday Life
By A. H. Almaas & Karen Johnson Books

Emptiness Dancing
By Adyashanti

True Meditation: Discover the Freedom of Pure Awareness
By Adyashanti

My Secret Is Silence: Poetry and sayings of Adyashanti
By Adyashanti

The Book: On the Taboo Against Knowing Who You Are
By Alan Watts

The Way of Zen
By Alan Watts

Become What You Are
By Alan Watts

The Spirit of Zen: A Way of Life, Work, and Art in the Far East (Wisdom of the East)
By Alan Watts

Ideas And Opinions
By Albert Einstein

The Path of Initiation: An Introduction to the Life and Thought of Karlfried Graf Durckheim
By Alphonse Goettmann (Author) and Theodore J. & Rebecca Nottingham (Translators)

Becoming Real: Essays on the Teachings of a Master
By Alphonse Goettmann and Rachel Goettmann

The Self-Aware Universe
By Amit Goswami

The Mind of Ramana Maharshi (Kindle Edition)
By Arthur Osborne

The I Ching or Book of Changes: A Guide to Life’s Turning Points
By Brian Browne Walker

From The Walled Garden of Hakim Sanai – Kindle Edition
By by Hakim Sanai (Author) and David Pendlebury (Translator)

Memories, Dreams, Reflections
By C. J. Jung

The Red Book
By C.G. Jung

Giving Thanks: A Native American Good Morning Message (Reading Rainbow Book)
By Chief Jake Swamp

Stories of the Spirit, Stories of the Heart
By Christina Feldman, Jack Kornfield Books

The Soul of Rumi: A New Collection of Ecstatic Poems
By Coleman Barks

Rumi: The Big Red Book: The Great Masterpiece Celebrating Mystical Love and Friendship
By Coleman Barks

The Glance: Songs of Soul-Meeting (Compass)
By Coleman Barks

Beyond Religion: Ethics for a Whole World
By Dalai Lama

The Universe in a Single Atom: The Convergence of Science and Spirituality
By Dalai Lama

How to See Yourself As You Really Are
By Dalai Lama and Jeffrey Hopkins Ph.D.

Go In and In: Poems From the Heart of Yoga
By Danna Faulds

The Brain: The Story of You
By David Eagleman Books

Incognito: The Secret Lives of the Brain
By David Eagleman Books

Sum: Forty Tales from the Afterlives
By David Eagleman Books

Why the Net Matters
By David Eagleman Books

Wednesday is Indigo Blue, Discovering the Brain of Synesthesia
By David Eagleman and Richard Cytowic Books

Catching the Big Fish: Meditation, Consciousness, and Creativity
By David Lynch

The World Is Made of Stories
By David R. Loy

Awareness Bound and Unbound: Buddhist Essays
By David R. Loy

A New Buddhist Path: Enlightenment, Evolution, and Ethics in the Modern World
By David R. Loy

Introduction to Vedanta
By Dayananda Swami

The Third Jesus: The Christ We Cannot Ignore
By Deepak Chopra

The Book of Secrets: Unlocking the Hidden Dimensions of Your Life
By Deepak Chopra

Quantum Healing (Revised and Updated): Exploring the Frontiers of Mind/Body Medicine
By Deepak Chopra

The Spontaneous Fulfillment of Desire: Harnessing the Infinite Power of Coincidence
By Deepak Chopra

Reinventing the Body, Resurrecting the Soul: How to Create a New You
By Deepak Chopra

Perfect Health: The Complete Mind/Body Guide
By Deepak Chopra

The Ultimate Happiness Prescription: 7 Keys to Joy and Enlightenment
By Deepak Chopra

You Are the Universe: Discovering Your Cosmic Self and Why It Matters
By Deepak Chopra

The Seven Spiritual Laws of Success: A Practical Guide to the Fulfillment of Your Dreams
By Deepak Chopra

Advaita Made Easy
By Dennis Waite

The Book of One
By Dennis Waite

Back to the Truth
By Dennis Waite

Enlightenment: The Path Through The Jungle
By Dennis Waite

A-U-M: Awakening to Reality
By Dennis Waite

The Hundred Verses of Advice: Tibetan Buddhist Teachings on What Matters Most
By Dilgo Khyentse Rinpoche, Padampa Sangye

Stillness Speaks
By Eckhart Tolle

A New Earth: Awakening to Your Life’s Purpose
By Eckhart Tolle

The Power of Now: A Guide to Spiritual Enlightenment
By Eckhart Tolle

Beyond Belief: The Secret Gospel of Thomas
By Elaine Pagels

The Gnostic Gospels
By Elaine Pagels

Free Medicine: Meditations on Nondual Awakening
By Elias Amidon

Munajat: Forty Prayers
By Elias Amidon

The Open Path: Recognizing Nondual Awareness
By Elias Amidon

The Embodied Mind: Cognitive Science and Human Experience
By Evan Thompson

Waking, Dreaming, Being: Self and Consciousness in Neuroscience, Meditation, and Philosophy
By Evan Thompson

Mind in Life: Biology, Phenomenology, and the Sciences of Mind
By Evan Thompson

Dying: What Happens When We Die?: A Selection from Waking, Dreaming, Being: Self and Consciousness in Neuroscience, Meditation, and Philosophy
By Evan Thompson

Truth Love Beauty
By Francis Lucille

Eternity Now
By Francis Lucille

The Sacred Landscape
By Fredric Lehrman

The Diamond in Your Pocket: Discovering Your True Radiance
By Gangaji

You Are That
By Gangaji

Hidden Treasure: Uncovering the Truth in Your Life Story
By Gangaji

You Are That! Satsang With Gangaji, Volume I
By Gangaji

The Direct Path: A User Guide
By Greg Goode

Standing as Awareness: The Direct Path
By Greg Goode

After Awareness – The End of the Path
By Greg Goode

Emptiness and Joyful Freedom
By Greg Goode and Tomas Sander

Sri Ramana Reminiscences – Kindle Edition
By Gurram Subbaramayya

The Gift
By Hafiz

I Heard God Laughing: Poems of Hope and Joy
By Hafiz, Daniel Ladinsky Books

Hafiz: The Voice of God, a Hundred Odes
By Hafiz, Khalid Hameed Shaida MD Books

The Walled Garden of Truth: The Hadiqa
By Hakim Sanai, David Pendlebury, Abū al-Majd Majdūd ibn Ādam Sanāʼī al-Ghaznavī

Flowers Fall
By Hakuun Yasutani

Initiation into Reality
By Hans Meijer

Letters to a Spiritual Seeker
By Henry David Thoreau

Savage Pilgrims: On the Road to Santa Fe
By Henry Shukman

Daughter of Fire: A Diary of a Spiritual Training with a Sufi Master
By Irina Tweedie

From Darkness to Light: Poems and Parables (The Collected Works of Krishnamurti, Vol. 1)
By J. Krishnamurti

Bringing Home the Dharma: Awakening Right Where You Are
By Jack Kornfield Books

The Essential Rumi
By Jalal al-Din Rumi, translated by Coleman Barks and John Moyne

Engaging Buddhism: Why it Matters to Philosophy
By Jay L. Garfield

I Am
By Jean Klein

The Book of Listening
By Jean Klein

Beyond Knowledge
By Jean Klein, Emma Edwards

Spiritual Enlightenment: The Damnedest Thing
By Jed McKenna

Spiritually Incorrect Enlightenment
By Jed McKenna

The Wonder of Being: Awakening to an Intimacy Beyond Words
By Jeff Foster

The Rumi Collection
By Jelaluddin Rumi, Kabir Helminski

Quarreling with God: Mystic Rebel Poems of the Dervishes of Turkey
By Jennifer Ferraro, Latif Bolat

Pocketful of Miracles: Prayer, Meditations, and Affirmations
By Joan Borysenko, Ph.d

Seeing Inside
By Joan Halifax

Being with Dying: Cultivating Compassion and Fearlessness in the Presence of Death
By Joan Halifax

A Buddhist Life in America: Simplicity in the Complex
By Joan Halifax

The Fruitful Darkness: A Journey Through Buddhist Practice and Tribal Wisdom
By Joan Halifax

Bare-Bones Meditation: Waking Up from the Story of My Life
By Joan Tollifson

Awake in the Heartland: The Ecstasy of What Is
By Joan Tollifson

Painting the Sidewalk with Water: Talks and Dialogs About Nonduality
By Joan Tollifson

Nothing to Grasp
By Joan Tollifson

Foundations of Dharmakirti’s Philosophy
By John D. Dunne

Self Realization in Kashmir Shaivism : The Oral Teachings of Swami Lakshmanjoo
By John Hughes

The Nature of Man According to the Vedanta
By John Levy

Meister Eckhart’s Book of the Heart: Meditations for the Restless Soul
By Jon M. Sweeney, Mark S. Burrows

Return to The Sacred: Ancient Pathways to Spiritual Awakening
By Jonathan H. Ellerby Ph.D.

Rumi: In the Arms of the Beloved
By Jonathan Star

A Garden Beyond Paradise: The Mystical Poetry of Rumi
By Jonathan Star (Author), Shahram Shiva (Author)

The Impersonal Life
By Joseph Benner

The Power of Myth
By Joseph Campbell

The Hero’s Journey
By Joseph Campbell

Songs of Kabir
By Kabir Books

The Collected Works of Kahlil Gibran
By Kahlil Gibran Books

The Prophet
By Kahlil Gibran Books

The Essential Dogen: Writings of the Great Zen Master
By Kazuaki Tanahashi

The Heart Sutra: A Comprehensive Guide to the Classic of Mahayana Buddhism
By Kazuaki Tanahashi

Treasury of the True Dharma Eye: Zen Master Dogen’s Shobo Genzo
By Kazuaki Tanahashi

Heart of the Brush: The Splendor of East Asian Calligraphy
By Kazuaki Tanahashi

Zen Chants: Thirty-Five Essential Texts with Commentary
By Kazuaki Tanahashi

Moon In a Dewdrop: Writings of Zen Master Dogen
By Kazuaki Tanahashi

The True Dharma Eye: Zen Master Dogen’s Three Hundred Koans
By Kazuaki Tanahashi

The Teachings of Zen Master Dogen
By Kazuaki Tanahashi

Sky Dancer: 1st (first) Edition
By Keith Dowman

Old Man Basking in the Sun
By Keith Dowman

Spaciousness
By Keith Dowman

Love Letters in the Sand: Khalil Gibran
By Khalil Gibran

Atmananda Tattwa Samhita
By Krishna Menon,K. P. M

Tao Te Ching: Lao Tzu, Stephen Mitchell
By Lao Tsu, Stephen Mitchell Books

Wisdom for the Soul: Five Millennia of Prescriptions for Spiritual Healing
By Larry Chang (compiled and edited by)

Keys to the Ultimate Freedom: Thoughts and Talks on Personal Transformation
By Lester Levenson

Dwellings: A Spiritual History of the Living World
By Linda Hogan

Spiritual Ecology: 10 Practices to Reawaken the Sacred in Everyday Life
By Llewellyn Vaughan-Lee Books

Spiritual Ecology: The Cry of the Earth
By Llewellyn Vaughan-Lee Books

Return of the Feminine and the World Soul
By Llewellyn Vaughan-Lee Books

Sufism: The Transformation of the Heart
By Llewellyn Vaughan-Lee Books

Working with Oneness
By Llewellyn Vaughan-Lee Books

The Face Before I Was Born: A Spiritual Autobiography
By Llewellyn Vaughan-Lee Books

Fragments of a Love Story: Reflections on the Life of a Mystic
By Llewellyn Vaughan-Lee Books

For Love of the Real: A Story of Life’s Mystical Secret
By Llewellyn Vaughan-Lee Books

The Bond with the Beloved: The Inner Relationship of the Lover and the Beloved
By Llewellyn Vaughan-Lee Books

The Precious Treasury of Pith Instructions
By Longchen Rabjam, Richard Barron ( Translator)

Natural Perfection
By Longchen Rabjam , Keith Dowman (Translator)

Choying Dzod: The Precious Treasury of the Basic Space of Phenomena
By Longchen Rabjam , Richard Barron (Translator)

The Precious Treasury of Philosophical Systems
By Longchen Rabjam, Richard Barron

The Precious Treasury of The Way of Abiding
By Longchen Rabjam, Richard Barron [Translator]

The Awakening West: Conversations with Today’s New Western Spiritual Leaders
By Lynn Marie Lumiere and John Lumiere-Wins

Prayers and Meditations of the Quero Apache – Kindle Edition
By Maria Yracébûrû

Happiness and the Art of Being: A Layman’s Introduction to the Philosophy and Practice of the Spiritual Teachings of Bhagavan Sri Ramana
By Michael James

The Most Direct And Rapid Means to Eternal Bliss
By Michael Langford

White Fire
By Mooji

Before I Am
By Mooji

Writing on Water
By Mooji

Vaster Than Sky, Greater Than Space: What You Are Before You Became
By Mooji

Breath Of The Absolute: Dialogues with Mooji
By Mooji

The Garland of Guru’s Sayings
By Muruganar

Gifts with No Giver: A Love Affair with Truth
By Nirmala

I Am That: Talks with Sri Nisargadatta Maharaj
By Nisargadatta Maharaj, Translated by Maurice Frydman

Inspirational Blessings: A Transformational Journey into Your Self
By Nomi Sharron

The Tibetan Book of the Dead
By Padma Sambhava (Compiler), Robert Thurman (Translator), The Dalai Lama (Foreword), Karma Lingpa (Collaborator)

The Truth Is
By Papaji ~ H. W. L. Poonja

Wake Up and Roar: Satang With H. W. L. Poonja, Vol. 1
By Papaji ~ H. W. L. Poonja

The Ego From Birth to Rebirth
By Paul Brunton

Conscious Immortality: Conversations with Sri Ramana Maharshi
By Paul Brunton and Munagala S. Venkataramiah

The Escape To Everywhere
By Paul Hedderman

Women of Wisdom: The Journey of the Sacred Feminine Through the Ages
By Paula Marvelly

Consciousness Is All: Now Life Is Completely New
By Peter Dziuban

From Science to God: A Physicist’s Journey into the Mystery of Consciousness
By Peter Russell

The Brain Book: Know Your Own Mind and How to Use it
By Peter Russell

Waking Up in Time: Finding Inner Peace in Times of Accelerating Change
By Peter Russell

The Global Brain
By Peter Russell Books

Seeds of Awakening
By Peter Russell Books

The Upanishads
By Peter Russell (Editor), Alistair Shearer (Editor) Books

The Three Pillars of Zen: Teaching, Practice, and Enlightenment
By Philip Kapleau

I AM – The Complete ‘I Am’ quotes of Sri Nisargadatta Maharaj
By Pradeep Apte

The Nisargadatta Gita
By Pradeep Apte

Face To Face With Sri Ramana Maharshi
By Professor Laxmi Narain (Editor)

Fireflies: a collection of proverbs, aphorisms and maxims
By Rabindranath Tagore

Letters to a Young Poet
By Rainer Maria Rilke

Be Here Now (Enhanced Edition)
By Ram Dass

Polishing the Mirror: How to Live from Your Spiritual Heart
By Ram Dass (Author), Rameshwar Das (Contributor)

The Spiritual Teaching of Ramana Maharshi
By Ramana Maharshi

The Shadow that Seeks the Sun: Finding Joy, Love and Answers on the Sacred River Ganges
By Ray Brooks Books

Visions of Compassion: Western Scientists and Tibetan Buddhists Examine Human Nature
By Richard Davidson

The Mind’s Own Physician: A Scientific Dialogue with the Dalai Lama on the Healing Power of Meditation
By Richard Davidson

Altered Traits: Science Reveals How Meditation Changes Your Mind, Brain, and Body
By Richard Davidson

The Emotional Life of Your Brain: How Its Unique Patterns Affect the Way You Think, Feel, and Live–and How You Can Change Them
By Richard Davidson

Adam’s Return: The Five Promises of Male Initiation
By Richard Rohr Books

The Naked Now: Learning to See as the Mystics See
By Richard Rohr Books

Eager to Love: The Alternative Way of Francis of Assisi
By Richard Rohr Books

Breathing Under Water: Spirituality and the Twelve Steps
By Richard Rohr Books

Immortal Diamond: The Search for Our True Self
By Richard Rohr Books

The Divine Dance: The Trinity and Your Transformation
By Richard Rohr Books

Everything Belongs: The Gift of Contemplative Prayer
By Richard Rohr

Falling Upward: A Spirituality for the Two Halves of Life
By Richard Rohr

Non-Duality Questios, Non-Duality Answers
By Richard Sylvester Books

The Jewel Tree of Tibet: The Enlightenment Engine of Tibetan Buddhism
By Robert A. F. Thurman

The Central Philosophy of Tibet
By Robert A.F. Thurman

Silence Of The Heart: Dialogues with Robert Adams
By Robert Adams

Biocentrism: How Life and Consciousness are the Keys to Understanding the True Nature of the Universe
By Robert Lanza (author), Bob Berman (author)

Beyond Biocentrism: Rethinking Time, Space, Consciousness, and the Illusion of Death
By Robert Lanza (author), Bob Berman (contributor)

Sound Bites from Silence: Scouting Reports from the Frontier of Consciousness
By Robert Rabbin

The 5 Principles of Authentic Living: How to Live an Authentic Life in 10 Words
By Robert Rabbin

Speak Truthfully: Speak Your Way to an Authentic Life with Awareness, Courage, and Confidence
By Robert Rabbin

The Explosive Silence of Meditation: 48 Sutras for Modern Mystics
By Robert Rabbin

The Ten Thousand Things
By Robert Saltzman

Inner Revolution
By Robert Thurman

Essential Tibetan Buddhism
By Robert Thurman

Love Your Enemies: How to Break the Anger Habit & Be a Whole Lot Happier
By Robert Thurman and Sharon Salzberg

Infinite Life: Awakening to Bliss Within
By Robert Thurman, Forward by His Holiness the Dalai Lama

Circling the Sacred Mountain: A Spiritual Adventure Through the Himalayas
By Robert Thurman, Tad Wise

Bhagavan: Remembrances of Our Days with Ramana Maharshi
By Roy Melvyn (Editor)

365 Days with Rumi
By Rumi and Dr. Ergin Ergül

Presence Volume I – The Art of Peace and Happiness
By Rupert Spira

The Transparency of Things [Book]
By Rupert Spira

The Unfindable Inquiry: One Simple Tool to Overcome Feelings of Unworthiness and Find Inner Peace
By Scott Kiloby

Living Realization: A Simple, Plain-English Guide to Non-Duality
By Scott Kiloby

Reflections of the One Life: Daily Pointers to Enlightenment
By Scott Kiloby

Natural Rest for Addiction: A Revolutionary Way to Recover Through Presence
By Scott Kiloby

Love’s Quiet Revolution: The End Of The Spiritual Search
By Scott Kiloby

Doorway to Total Liberation: Conversations with What Is (Kindle)
By Scott Kiloby

Atmabodha
By Shankara

The Science of Enlightenment: How Meditation Works
By Shinzen Young

Natural Pain Relief: How to Soothe and Dissolve Physical Pain with Mindfulness
By Shinzen Young

Notes on Spiritual Discourses of Shri Atmananda: Volume 3
By Shri Atmananda, Nitya Tripta (Reader)

Notes on Spiritual Discourses of Shri Atmananda: Volume 1
By Shri Atmananda, Nitya Tripta (Reader)

Notes on Spiritual Discourses of Shri Atmananda: Volume 2
By Shri Atmananda, Nitya Tripta (Reader)

Silence
By Shūsaku Endō

The Path of Sri Ramana – Part One
By Sri Sadhu Om

The Consciousness Revolution
By Stan Grof, Ervin Laszlo, Peter Russell Books

The Human Encounter with Death
By Stan Grof, Joan Halifax

Healing Our Deepest Wounds: The Holotropic Paradigm Shift
By Stanislav Grof M.D.

When the Impossible Happens: Adventures in Non-Ordinary Realities
By Stanislav Grof M.D.

Spiritual Emergency: When Personal Transformation Becomes a Crisis
By Stanislav Grof M.D.

The Ultimate Journey: Consciousness and the Mystery of Death
By Stanislav Grof M.D.

Beyond the Brain: Birth, Death, and Transendence in Psychotherapy
By Stanislav Grof M.D.

The Adventure of Self-Discovery
By Stanislav Grof M.D.

The Cosmic Game: Explorations of the Frontiers of Human Consciousness
By Stanislav Grof M.D.

Ancient Wisdom and Modern Science
By Stanislav Grof M.D. (Editor) Books

A Course in Consciousness – Kindle Edition
By Stanley Sobottka

Doing Nothing: Coming to the End of the Spiritual Search
By Steven Harrison

The Love of Uncertainty
By Steven Harrison

The Zen Poetry of Dogen: Verses from the Mountain of Eternal Peace
By Steven Heine

Kashmir Shaivism: The Secret Supreme
By Swami Lakshmanjoo, John Hughes

Light on Tantra in Kashmir Shaivism: Chapter One of Abhinavagupta’s Tantraloka
By Swami Lakshmanjoo, John Hughes

Bhagavad Gita: In the Light of Kashmir Shaivism (Lakshmanjoo Academy Book Series)
By Swami Lakshmanjoo, John Hughes

The Manual for Self Realization: 112 Meditations of the Vijnana Bhairava (Lakshmanjoo Academy Book Series)
By Swami Lakshmanjoo, John Hughes

Shiva Sutras: The Supreme Awakening (Lakshmanjoo Academy Book Series)
By Swami Lakshmanjoo, John Hughes

Essence of the Supreme Reality: Abhinavagupta’s Paramarthasara (Lakshmanjoo Academy Book Series) (Volume 1)
By Swami Lakshmanjoo, John Hughes

Hymns to Shiva: Utpaladeva’s Shivastotravali (Lakshmanjoo Academy Book Series)
By Swami Lakshmanjoo, John Hughes

The Mystery of Vibrationless-Vibration in Kashmir Shaivism: Vasugupta’s Spanda Karika & Kshemaraja’s Spanda Sandoha
By Swami Lakshmanjoo, John Hughes

Shankara’s Crest-Jewel of Discrimination
By Swami Prabhavananda, Christopher Isherwood

The Complete Poems and Plays: 1909-1950
By T S Eliot

Silence: The Power of Quiet in a World Full of Noise
By Thich Nhat Hanh

The Heart of the Buddha’s Teaching: Transforming Suffering into Peace, Joy, and Liberation
By Thich Nhat Hanh

No Mud, No Lotus: The Art of Transforming Suffering
By Thich Nhat Hanh

You Are Here: Discovering the Magic of the Present Moment
By Thich Nhat Hanh

Fear: Essential Wisdom for Getting Through the Storm
By Thich Nhat Hanh

The Miracle of Mindfulness: An Introduction to the Practice of Meditation
By Thich Nhat Hanh

The Art of Communicating
By Thich Nhat Hanh

Peace is Every Step: The Path of Mindfulness in Everyday Life
By Thich Nhat Hanh

Call Me By My True Names: The Collected Poems of Thich Nhat Hanh
By Thich Nhat Hanh

The Art of Living: Peace and Freedom in the Here and Now
By Thich Nhat Hanh

The Silent Life
By Thomas Merton

Seeds of Contemplation
By Thomas Merton

The Seven Storey Mountain
By Thomas Merton

No Man Is an Island
By Thomas Merton

Choosing to Love the World: On Contemplation
By Thomas Merton

Thoughts In Solitude
By Thomas Merton

A Book of Hours
By Thomas Merton, Kathleen Deignan (Editor), John Giuliani (Illustrator) Books

As It Is, Volume 2
By Tulku Urgyen Rinpoche and Erik Pema Kunsang

Rainbow Painting: A Collection of Miscellaneous Aspects of Development and Completion
By Tulku Urgyen Rinpoche (Author), Marcia Schmidt (Compiler), Erik Kunsang (Translator)

As It Is Vol. 1 (As It Is)
By Tulku Urgyen Rinpoche and Erik Pema Kunsang

Sangam: The Jhansi Legacy By Balkrishna Naipaul
By Vashishta

The Holy Teaching of Vimalakirti: A Mahayana Scripture
By Vimalakirti (Author), Robert A. F. Thurman (Translator)

All Else Is Bondage: Non-Volitional Living
By Wei Wu Wei

Zen: The Authentic Gate
By Yamada Koun

The Gateless Gate: The Classic Book of Zen Koans
By Yamada Koun