Immoderate desire is the mark of a child, not a man.

Reason is often a more powerful persuader than gold.

Envy creates the beginning of strife.

Moving in space, the atoms originally were individual units, but inevitable they began to collide with each other, and in cases where their shapes were such as to permit them to interlock, they began to form clusters. Water, air, fire, and earth, these are simply different clusters of the changeless atoms.

More men have become great through practice than by nature.

The sweetest things become the most bitter by excess.

Life unexamined, is not worth living.