Not he who has little, but he whose wishes more, is poor.

The important thing about a problem is not its solution, but the strength we gain in finding the solution

The most imperious masters over their own servants are at the same time the most abject slaves to the servants of others.

Slavery takes hold of few, but many take hold of slavery.

Nothing is ours except time.

He shows a greater mind who does not restrain his laughter, than he who does not deny his tears.

A man is as unhappy as he has convinced himself he is.