It is no weakness for the wisest man to learn when he is wrong.
Men should pledge themselves to nothing; for reflection makes a liar of their resolution.
It is only great souls that know how much glory there is in being good.
Know'st not whate'er we do is done in love?
Man's worst ill is stubbornness of heart.
And if my present actions strike you as foolish, let's just say I've been accused of folly by a fool.