"I have often regretted my speech, never my silence."

"A man possessed of splendid talents, which he often abused, and of a sound judgment, the admonitions of which he often neglected; a man who succeeded only in an inferior department of his art, but who…"

"The distinction between micro- and macro inventions matters because they appeared to be governed by different laws. Micro-inventions generally result from an intentional search for improvements, and a…"

"And above all things, never think that you're not good enough yourself. A man should never think that. My belief is that in life people will take you at your own reckoning."

"You have spoken much today of my self-sacrifice and devotion to my country. I have heard that kind of speech ever since I came out of jail, but I hear it with embarrassment, with something of pain. Fo…"