John b. s. haldane

There can be no truce between science and religion.

I have never yet met a healthy person who worried very much about his health, or a really good person who worried much about his own soul.

I wish I had the voice of Homer to sing of rectal carcinoma.

Until politics are a branch of science we shall do well to regard political and social reforms as experiments rather than short-cuts to the millennium.

To the biologist the problem of socialism appears largely as a problem of size.

Would I lay down my life to save my brother? No, but I would to save two brothers or eight cousins.

I think, however, that so long as our present economic and national systems continue, scientific research has little to fear.

We do not know, in most cases, how far social failure and success are due to heredity, and how far to environment. But environment is the easier of the two to improve.

In fact, words are well adapted for description and the arousing of emotion, but for many kinds of precise thought other symbols are much better.

My own suspicion is that the universe is not only queerer than we suppose, but queerer than we can suppose.