"Try to learn something about everything and everything about something."

"Of moral purpose I see no trace in Nature. That is an article of exclusively human manufacture and very much to our credit."

"The man of science has learned to believe in justification, not by faith, but by verification."

"Patience and tenacity are worth more than twice their weight of cleverness."

"When even one American - who has done nothing wrong - is forced by fear to shut his mind and close his mouth - then all Americans are in peril."

"We think the Mac will sell zillions, but we didn't build the Mac for anybody else. We built it for ourselves. We were the group of people who were going to judge whether it was great or not. We weren't going to go out and do market research. We just wanted to build the best thing we could build."

"If you're not trying to be real, you don't have to get it right. That's art."

"Charity begins at home, and justice begins next door."