"Racism, pollution and the rest of it are themselves very close to extinction."

"I think I am a verb."

"Nature is trying very hard to make us succeed, but nature does not depend on us. We are not the only experiment."

"God is a verb."

"Either war is obsolete or men are."

"Humanity is acquiring all the right technology for all the wrong reasons."

"A man is a success if he gets up in the morning and gets to bed at night, and in between he does what he wants to do."

"All religions are founded on the fear of the many and the cleverness of the few."

"Many people have died for their beliefs鈥?The real courage is living and suffering for what you believe."

"O Romeo, Romeo! wherefore art thou Romeo?"

"I prefer to be true to myself, even at the hazard of incurring the ridicule of others, rather than to be false, and to incur my own abhorrence."

"He who fights with monsters might take care lest he thereby become a monster. And if you gaze for long into an abyss, the abyss gazes also into you."