"The greatest security of all is to be found in a quiet life withdrawn from the multitude."

"We should rather laugh than be sad at the misfortunes of others."

"The knowledge of the celestial phenomena has no other end than to procure tranquility and firmness of mind."

"Death is nothing to us, since when we are, death has not come, and when death has come, we are not."

"A free life cannot acquire many possessions, because this is no easy thing to do without servility to mobs or monarchs."