He is most powerful who has power over himself

To be able to endure odium is the first art to be learned by those who aspire to power.

He who has great power should use it lightly.

To be able to endure odium is the first art to be learned by those who aspire to power.

Most powerful is he who has himself in his own power.

There is none made so great, but he may both need the help and service, and stand in fear of the power and unkindness, even of the meanest of mortals.