Happiness resides not in possessions, and not in gold, happiness dwells in the soul.
The first principles of the universe are atoms and empty space; everything else is merely thought to exist.
I would rather discover one true cause than gain the kingdom of Persia.
The pride of youth is in strength and beauty, the pride of old age is in discretion.
Sweet exists by convention, bitter by convention, color by convention; but in reality atoms and the void alone exist
Raising children is an uncertain thing; success is reached only after a life of battle and worry.