One may demand of me that I should seek truth, but not that I should find it

In order to get as much fame as one's father one has to much more able than he.

A nation which thinks that it is belief in God and not good law which makes people honest does not seem to me very advanced.

If you want me to believe in God, you must make me touch him.

No man has received from nature the right to give orders to others. Freedom is a gift from heaven, and every individual of the same species has the right to enjoy it as soon as he is in enjoyment of his reason.

The bad gives rise to the good, the good inspires the better, the better produces the excellent, the excellent is followed by the bizarre

Philosophy is as far separated from impiety as religion is from fanaticism.