The whole effort of a sincere man is to erect his personal impressions into laws.

We live less and less, and we learn more and more. Sensibility is surrendering to intelligence.

In order to understand life it is not only necessary not to be indifferent to men, but not to be indifferent to flocks, to trees. One should be indifferent to nothing.

The human mind is so complex and things are so tangled up with each other that, to explain a blade of straw, one would have to take to pieces an entire universe. A definition is a sack of flour compressed into a thimble.

Try to put well in practice what you already know. In so doing, you will, in good time, discover the hidden things you now inquire about.

Man associates ideas not according to logic or verifiable exactitude, but according to his pleasure and interests. It is for this reason that most truths are nothing but prejudices.

Industry has operated against the artisan in favor of the idler, and also in favor of capital and against labor. Any mechanical invention whatsoever has been more harmful to humanity than a century of war.

Each man must grant himself the emotions that he needs and the morality that suits him.