"Billy coughed when the door was opened, and when he coughed he shit thin gruel. This was in accordance with the Third Law of Motion according to Sir Isaac Newton. This law tells us that for each reaction there is a reaction which is equal and opposite in direction. This can be useful in rocketry."

“I was a victim of a series of accidents, as are we all.”

“In case you haven’t noticed, we … dehumanize our own soldiers, not because of their religion or race, but because of their low social class. Send 'em anywhere. Make 'em do anything. Piece of cake.”

“Well, I just want to say that George W. Bush is the syphilis president.”

“I do feel that evolution is being controlled by some sort of divine engineer. I can't help thinking that. And this engineer knows exactly what he or she is doing and why, and where evolution is headed. That’s why we’ve got giraffes and hippopotami and the clap.”

“The new heroism — put a village idiot into a pressure cooker, seal it up tight, and shoot him at the moon.”

“I wish one and all long and happy lives, no matter what may become of them afterwards. Use sunscreen! Don’t smoke cigarettes. Cigars, however, are good for you … Firearms are also good for you … Gunpowder has zero fat and zero cholesterol. That goes for dumdums, too.”