How happy is the lot of the mathematician! He is judged solely by his peers, and the standard is so high that no colleague or rival can ever win a reputation he does not deserve. No cashier writes a letter to the press complaining about the incomprehensibility of Modern Mathematics and comparing it unfavorably with the good old days when mathematicians were content to paper irregularly shaped rooms and fill bathtubs without closing the waste pipe.

Adjectives are the potbelly of poetry.

It is already possible to imagine a society in which the majority of the population, that is to say, its laborers, will have almost as much leisure as in earlier times was enjoyed by the aristocracy. When one recalls how aristocracies in the past actually behaved, the prospect is not cheerful.

What we have not named as a symbol escapes our notice.

Civilizations should be measured by the degree of diversity attained and the degree of unity retained.

Few people take an interest in Iceland, but in those few the interest is passionate.

A vice in common can be the ground of a friendship but not a virtue in common. X and Y may be friends because they are both drunkards or womanizers but, if they are both sober and chaste, they are friends for some other reason.