"Life... is like a grapefruit. It's orange and squishy, and has a few pips in it, and some folks have half a one for breakfast."

"A common mistake people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools."

"Let us think the unthinkable, let us do the undoable. Let us prepare to grapple with the ineffable itself, and see if we may not eff it after all."

"I find the whole business of religion profoundly interesting. But it does mystify me that otherwise intelligent people take it seriously."

"There are two things in particular that it [the computer industry] failed to foresee: one was the coming of the Internet(...,0); the other was the fact that the century would end."

"Let's think the unthinkable, let's do the undoable, let's prepare to grapple with the ineffable itself, and see if we may not eff it after all."

"People make one happy, not houses? I do not think so. Houses are more to be trusted than people."

"Gosh that takes me back... or is it forward? That's the trouble with time travel, you never can tell."

"It's better to be burnished with use than rusty with principle."

"He loved humankind dearly and with all his heart, but he disliked most human beings."

"The most beautiful thing we can experience is the mysterious. It is the source of all true art and science."

"Between eigtheen and twenty, life is like an exchange where one buys stocks, not with money, but with actions. Most men buy nothing."