[Alan] Watts did two main things for me. He opened up the connections between what I was doing and the traditional Oriental philosophies. And he pointed me toward the distinction between Self and Mind.

Interview with William Warren Bartley, cited in Bartley, William Warren (1978). Werner Erhard: the Transformation of a Man: the Founding of est. New York: Clarkson N. Potter, Inc.. p. 118. ISBN 0-517-53502-5.