Problems of Philosophy
Bertrand Russell
The Role of Language in the Perceptual Processes - Essay
Alfred Korzybski
Those Barren Leaves
Aldous Leonard Huxley
Distilling Ideas: An Introduction to Mathematical Thinking
Brian P. Katz & Michael Starbird & Michael P. Starbird
The Truth Will Out: Unmasking the Real Shakespeare
Brenda James & William D. Rubinstein
The Vitalizing of Individual Powers
Ingo Swann