There can be no happiness without good health

The best government is a benevolent tyranny tempered by an occasional assassination.

May God defend me from my friends: I can defend myself from my enemies.

There is an astonishing imagination, even in the science of mathematics. ... We repeat, there was far more imagination in the head of Archimedes than in that of Homer.

Historians are gossips who tease the dead

Even in those cities which seem to enjoy the blessings of peace, and where the arts florish, the inhabitants are devoured by envy, cares and anxieties, which are greater plagues than any expirienced in a town when it is under siege.

Ideas are like beards; men do not have them until they grow up.