Among the great things which are found among us the existence of Nothing is the greatest.

Man has much power of discourse which for the most part is vain and false; animals have but little, but it is useful and true, and a small truth is better than a great lie.

Obstacles cannot crush me. Every obstacle yields to stern resolve. He who is fixed to a star does not change his mind.

Given the cause nature produces the effect in the briefest manner that it can employ.

A beautiful body perishes, but a work of art dies not.

Learning is the only thing that never disappoints us.

The boundaries of bodies are the least of all things.