Conscience is the voice of the soul, the passions are the voice of the body. Is it astonishing that often these two languages contradict each other, and then to which must we listen? Too often reason deceives us; we have only too much acquired the right of refusing to listen to it; but conscience never deceives us; it is the true guide of man; it is to man what instinct is to the body; which follows it, obeys nature, and never is afraid of going astray.

At sixteen, the adolescent knows about suffering because he himself has suffered, but he barely knows that other beings also suffer.

Gracefulness cannot subsist without ease; delicacy is not debility; nor must a woman be sick in order to please. Infirmity, and sickness may excite our pity, but desire and pleasure require the bloom and vigor of health.

We do not know either unalloyed happiness or unmitigated misfortune. Everything in this world is a tangled yarn; we taste nothing in its purity; we do not remain two moments in the same state. Our affections as well as bodies, are in a perpetual flux.

I am not made like any of those I have seen. I venture to believe that I am not made like any of those who are in existence. If I am not better, at least I am different.

I prefer liberty with danger than peace with slavery.

We pity in others only the those evils which we ourselves have experienced.