Michael Dummett – Philosophy of Mathematics & Frege
https://youtu.be/4IKIlcqvlXw
Gematria For Beginners: The Art and Science Behind Jewish Numerology
Gary Lachman – Lost Knowledge of the Imagination
Ram Dass – Shunyamurti
Gary Lachman – Esotericism and the Evolution of Consciousness
Alan Watts – Who is it that knows there is no Ego
https://youtu.be/xO5ZqOB6SJA
