A man is as much affected pleasurably or painfully by the image of a thing past or future as by the image of a thing present.

Men who are ruled by reason desire nothing for themselves which they would not wish for all mankind.

The world would be happier if men had the same capacity to be silent that they have to speak.

None are more taken in by flattery than the proud, who wish to be the first and are not.

Freedom is absolutely necessary for the progress in science and the liberal arts.

God is not He who is, but That which is.

self-preservation is the primary and only foundation of virtue.