Science has done more for the development of western civilization in one hundred years than Christianity did in eighteen hundred years.

The tendinous part of the mind, so to speak, is more developed in winter; the fleshy, in summer. I should say winter had given the bone and sinew to literature, summer the tissues and the blood.

Basically [United States and France] said "We will use nuclear weapons whenever it suits our purposes to do so." So this expansion of doctrines regarding possible use of nuclear weapons makes them more, you know, sort of, salient and important and so it's increasing the perceived political value of nuclear weapons and therefore causing or contributing to possible proliferation.

The God of the Puritans...was a monster too horrible to contemplate.

It doesn't seem to be that huge a commitment that would create, you know, some kind of really powerful constituency. But the history has been for the United States and Russia especially that nuclear weapons have kind of become part of the identity of the countries.

We've been in a period of relative stability and cooperation since the end of the Cold War among the world's major powers, but that may not always exist. And certainly one could even predict that there will be periods of hostility or tension ahead.

You cannot cause disproportionate damage to the environment; you cannot harm neutral states. The court said that the threat or use of nuclear weapons is generally contrary to the international law of armed conflict.