“It only takes 20 years for a liberal to become a conservative without changing a single idea.”

“belief is the death of intelligence.”

“...an optimistic mind-set finds dozens of possible solutions for every problem that the pessimist regards as incurable.”

“...when dogma enters the brain, all intellectual activity ceases. ”

“...reality is always plural and mutable.”

“We look for the Secret - the Philosopher's Stone, the Elixir of the Wise, Supreme Enlightenment, 'God' or whatever...and all the time it is carrying us about...It is the human nervous system itself.”

“War is what happens when language fails.”

“Never think that war, no matter how necessary, nor how justified, is not a crime.”

“The world is full enough of hurts and mischances without wars to multiply them.”