A problem well-put is half-solved.

You must try to observe yourself more and more objectively, to look at everything in yourself as though another person.

Keep your eyes wide open before marriage, and half-shut afterwards.

For all men strive to grasp what they do not know, while none strive to grasp what they already know; and all strive to discredit what they do not excel in, while none strive to discredit what they do excel in. This is why there is chaos.

Men are disturbed not by things, but by the view which they take of them.

Because no battle is ever won he said. They are not even fought. The field only reveals to man his own folly and despair, and victory is an illusion of philosophers and fools.

Never exceed your rights, and they will soon become unlimited.

Amid the seeming confusion of our mysterious world, individuals are so nicely adjusted to a system, and systems to one another and to a whole, that, by stepping aside for a moment, a man exposes himself to a fearful risk of losing his place forever.

Men in general judge more from appearances than from reality. All men have eyes, but few have the gift of penetration.

The more I study science the more I believe in God.