History is, above all else, the creation and recording of that heritage; progress is its increasing abundance, preservation, transmission, and use.

"I have always felt that I am a foreigner, even in my own country."

Respect your efforts, respect yourself. Self-respect leads to self-discipline. When you have both firmly under your belt, that's real power.

Greatness comes from consistently doing small things well.

Every discovery in science opens up a new set of questions, and that's what makes it so exciting.

A wise man is superior to any insults which can be put upon him, and the best reply to unseemly behavior is patience and moderation.

"I can resist everything except temptation."