Decency cannot be discussed without indecency!

The more reasonable a student was in mathematics, the more unreasonable she was in the affairs of real life, concerning which fewtrustworthy postulates have yet been ascertained.

A soldier is an anachronism of which we must get rid.

A man of genius is not a man who sees more than other men do. On the contrary, it is very often found that he is absentminded andobserves much less than other people.... Why is it that the public have such an exaggerated respect for him--after he is dead? The reason is that the man of genius understands the importance of the few things he sees.

Disobedience, the rarest and most courageous of the virtues, is seldom distinguished from neglect, the laziest and commonest of the vices.

If parents would only realize how they bore their children.

Consciousness of a fact is not knowing it: if it were, the fish would know more of the sea than the geographers and the naturalists.