Reason is often a more powerful persuader than gold.
The wise man belongs to all countries, for the home of a great soul is the whole world.
Men will cease to be fools only when they cease to be men.
No power and no treasure can outweigh the extension of our knowledge.
Everything existing in the universe is the fruit of chance and necessity.
If thou suffer injustice, console thyself; the true unhappiness is in doing it.