“As Hegel said, tragedy was not the conflict between right and wrong but right and right, a dilemma none of us who wanted to participate in history could escape. The major had the right to live, and...”

“We have not been created out of nothing, but from primeval "ur-matter," atoms formed billions of years ago that have for a brief while been gathered into collections that think they are us.”

“Men are punished by their sins, not for them.”

“I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettie...”

“To know the history of science is to recognize the mortality of any claim to universal truth. ”

“The scientist only imposes two things, namely truth and sincerity, imposes them upon himself and upon other scientists.”