To improve is to change; to be perfect is to have changed often.

If nothing ever changed, there'd be no butterflies.

Creatures of a day, what is a man? What is he not? Mankind is a dream of a shadow. But when a god-given brightness comes, a radiant light rests on men, and a gentle life.

I have climbed to the top of the greasy pole.

I’ve never done a single thing I’ve wanted to in my whole life! I don’t know ’s I’ve accomplished anything except just get along.