You may never be less alone than when you are alone.

Like associates with like.

A thankful heart is not only the greatest virtue but the parent of all the other virtues.

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.

He only employs his passion who can make no use of his reason.

It is difficult to remember all, and ungracious to omit any.

Liberty consists in the power of doing that which is permitted by the law.