Experience teaches slowly, and at the cost of mistakes.

Experience is no more transferable in morals than in art.

We read the past by the light of the present, and the forms vary as the shadows fall, or as the point of vision alters.

You cannot dream yourself into a character; you must hammer and forge yourself one.

Age does not make us childish, as some say; it finds us true children.

A person possessed with an idea cannot be reasoned with.