Science is the century-old endeavor to bring together by means of systematic thought the perceptible phenomena of this world into as thorough-going an association as possible.

Give back to the world at least what you've received.

Innovation is not the product of logical thought, even though the final product is tied to a logical structure.

While I am a convinced pacifist there are circumstances in which I believe the use of force is appropriate - namely, in the face of an enemy unconditionally bent on destroying me and my people.

Man is, at one and the same time, a solitary being and a social being.

Science is a wonderful thing if one does not have to earn one's living at it.

Empathy is patiently and sincerely seeing the world through the other person's eyes. It is not learned in school; it is cultivated over a lifetime.