Ayn Rand
Viktor E. Frankl
Fyodor Dostoyevsky
Rainer Maria Rilke
Hermann Hesse
Alan Watts
Kahlil Gibran
Plato
Henry David Thoreau
Marcus Aurelius
Richard Bach
Friedrich Nietzsche
Joseph Campbell
David Foster Wallace
Aldous Huxley
Thich Nhat Hanh
Irvin D. Yalom
Aristotle
Sun Tzu
Søren Kierkegaard
Marshall McLuhan
Will Durant
Boethius
Albert Camus
Ernest Becker
Mitch Albom
Jostein Gaarder
Dante Alighieri
Georg Wilhelm Friedrich Hegel
Jiddu Krishnamurti
Leo Tolstoy
Jean-Paul Sartre
Saul A. Kripke
Voltaire
Thomas Hobbes
Miyamoto Musashi
Thomas More
Robert M. Pirsig
Jaggi Vasudev (Sadhguru)
Benjamin Labatut
Douglas R. Hofstadter