"Do one thing every day that scares you."

"You gain strength, courage, and confidence by every experience in which you really stop to look fear in the face."

"Friendship with oneself is all-important, because without it one cannot be friends with anyone else in the world."

"I have never felt that I was a particularly brilliant person, but I have always felt that I was a person who was willing to work hard."

"I have never been able to get over the fact that a good many people don't want to think."