If wisdom were offered me with the proviso that I should keep it shut up and refrain from declaring it, I should refuse. There's no delight in owning anything unshared.

The highest duty and the highest proof of wisdom - that deed and word should be in accord.

He invites the commission of a crime who does not forbid it, when it is in his power to do so.

Success is not greedy, as people think, but insignificant. That is why it satisfies nobody.

Where silence is not allowed, what then is permissible?

He sins not, who is not wilfully a sinner.

The fear of war is worse than war itself.