"Greed has poisoned men's souls—has barricaded the world with hate—has goose-stepped us into misery and bloodshed. Machinery that gives abundance has left us in want. Our knowledge has made us cynical;…"

"In this book I do not intend to give a blow-by-blow description of a sex bout: I find them inartistic, clinical and unpoetic. The circumstances that lead up to sex I find more interesting."

"I believe in the power of the individual to make a difference."

"The world is a beautiful place, and it's worth fighting for."

"I'm not a citizen, I don't need citizenship papers, and I've never had patriotism in that sense for any country, but I'm a patriot to humanity as a whole. I'm a citizen of the world."