A mind without instruction can no more bear fruit than can a field, however fertile, without cultivation.

There is nothing so charming as the knowledge of literature; of that branch of literature, I mean, which enables us to discover the infinity of things, the immensity of Nature, the heavens, the earth, and the seas; this is that branch which has taught us religion, moderation, magnanimity, and that has rescued the soul from obscurity; to make her see all things above and below, first and last, and between both; it is this that furnishes us wherewith to live well and happily, and guides us to pass our lives without displeasure and without offence.

Too much liberty leads both men and nations to slavery.

What society does to its children, so will its children do to society.

Our liberality should not exceed our ability.

If our lives are endangered by plots or violence or armed robbers or enemies, any and every method of protecting ourselves is morally right.

Nothing is difficult in the eyes of a lover.