[Chemistry] laboratory work was my first challenge. ... I still carry the scars of my first discovery-that test-tubes are fragile.

The science of today is the technology of tomorrow.

Had we not pursued the hydrogen bomb, there is a very real threat that we would now all be speaking Russian. I have no regrets.

When Columbus took off, the purpose was to improve trade relations with China. That problem has not been solved to this very day, but just look at the by-products.

One may say that predictions are dangerous particularly for the future. If the danger involved in a prediction is not incurred, no consequence follows and the uncertainty principle is not violated.

In the theater you create a moment, but in that moment, there is a touch, a twinkle of eternity. And not just eternity, but community. . . . That connection is a sense of life for me.

I think that intellectuals who end up in hell will have to read page proofs and check indexes there.