Love, known to the person by whom it is inspired, becomes more bearable.

Never did I think so much, exist so much, be myself so much as in the journeys I have made alone and on foot. Walking has something about it which animates and enlivens my ideas. I can hardly think while I am still; my body must be in motion to move my mind.

From the first moment of life, men ought to begin learning to deserve to live; and, as at the instant of birth we partake of the rights of citizenship, that instant ought to be the beginning of the exercise of our duty.

Ruthless man: you begin by slaying the animal and then you devour it, as if to slay it twice. It is not enough. You turn against the dead flesh, it revolts you, it must be transformed by fire, boiled and roasted, seasoned and disguised with drugs; you must have butchers, cooks, turnspits, men who will rid the murder of its horrors, who will dress the dead bodies so that the taste decieved by these disguises will not reject what is strange to it, and will feast on corpses, the very sight of which would sicken you.

Liberty is obedience to the law which one has laid down for oneself

The world is the book of women. Whatever knowledge they may possess is more commonly acquired by observation than by reading.

Whence do I get my rules of conduct? I find them in my heart. Whatever I feel to be good is good. Whatever I feel to be evil is evil. Conscience is the best of casuists.