The mind leaps, and leaps perhaps with a sort of elation, through the immensities of space, but the spirit, frightened and cold, longs to have once more above its head the inverted bowl beyond which may lie whatever paradise its desires may create.

Nothing is too great or too good to be true. Do not believe that we can imagine things better than they are. In the long run, in the ultimate outlook, in the eye of the Creator, the possibilities of existence, the possibilities open to us, are beyond our imagination.

Any euphemism ceases to be euphemistic after a time and the true meaning begins to show through. It's a losing game, but we keep on trying.

We must not judge the society of the future by considering whether or not we should like to live in it; the question is whether those who have grown up in it will be happier than those who have grown up in our society or those of the past.

The advertiser is the overrewarded court jester and court pander at the democratic court.

There is no conceivable human action which custom has not at one time justified and at another condemned.

It is not a sentimental, but a grimly literal fact that unless we share this terrestrial globe with creatures other than ourselves, we shall not be able to live on it for long.