If you cause your ship to stop and place the head of a long tube in the water and place the outer extremity to your ear, you will hear ships at a great distance from you.

Men of genius sometimes accomplish most when they work least, for they are thinking out inventions.

Mechanics is the paradise of the mathematical sciences because by means of it one comes to the fruits of mathematics.

Every action done by nature is done in the shortest way.

Experience does not err. Only your judgments err by expecting from her what is not in her power.

Let not your rage or malice destroy a life.

Necessity is the mistress and guide of nature.