Knowledge is power only if man knows what facts not to bother with.

The telephone is the greatest nuisance among conveniences, the greatest convenience among nuisances.

Friendship will not stand the strain of very much good advice for very long.

When the last Puritan has disappeared from the earth, the man of science will take his place as a killjoy, and we shall be given the same old advice but for different reasons.

Cut quarrels out of literature, and you will have very little history or drama or fiction or epic poetry left.

Friendship is not going to stand the pressure of greatly great guidance for quite extensive.

Every man of genius is considerably helped by being dead.