"I have never seen pessimists make anything work, or contribute anything of lasting value."

"Some of the presidents were great and some of them weren't. I can say that, because I wasn't one of the great presidents, but I had a good time trying to be one, I can tell you that."

"I always tell student that it is what you learn after you know it all that counts."

"After you are fifty years old [walking] is the best exercise you can take. Of course, some aging exhibitionists try to prove that they can play tennis or handball or anything else they did when they were eighteen. And every once in a while one of them falls dead of a heart attack. I say that's not for me."

"I can always get along with an honest man."

"The least government is the best government. We should have just as little as we can get along with."

"Not all readers become leaders. But all leaders must be readers."

"I've always believed that religion is something to live by and not talk about."