Happiness resides not in possessions, and not in gold, happiness dwells in the soul.

Hope of ill gain is the beginning of loss.

Nothing exists except atoms and empty space; everything else is opinion.

Nothing exists except atoms and empty space; everything else is opinion.

Do not trust all men, but trust men of worth; the former course is silly, the latter a mark of prudence.

Men should strive to think much and know little.