The ultimate metaphysical ground is the creative advance into novelty.

The mentality of mankind and the language of mankind created each other. If we like to assume the rise of language as a given fact, then it is not going too far to say that the souls of men are the gift from language to mankind. The account of the sixth day should be written: He gave them speech, and they became souls.

Style, in its finest sense, is the last acquirement of the educated mind; it is also the most useful. It pervades the whole being.

Civilization advances by extending the number of important operations which we can perform without thinking of them.

There is no greater hindrance to the progress of thought than an attitude of irritated party-spirit.

It is a safe rule to apply that, when a mathematical or philosophical author writes with a misty profundity, he is talking nonsense.

I put forward as a general definition of civilization, that a civilized society is exhibiting the five qualities of Truth, Beauty, Adventure, Art, Peace.