When we deny the EVIL within ourselves, we dehumanize ourselves, and we deprive ourselves not only of our own destiny but of any possibility of dealing with the EVIL of others.

Maybe General Groves was right. Maybe we should just banish thinking forever.

'It worked.' (said after witnessing the first atomic detonation).

The history of science is rich in example of the fruitfulness of bringing two sets of techniques, two sets of ideas, developed in separate contexts for the pursuit of new truth, into touch with one another.

Discovery follows discovery, each both raising and answering questions, each ending a long search, and each providing the new instruments for a new search.

In a free world, if it is to remain free, we must maintain, with our lives if need be, but surely by our lives, the opportunity for a man to learn anything

The theory of our modern technic shows that nothing is as practical as theory.