Of all the intellectual faculties, judgment is the last to mature. A child under the age of fifteen should confine its attention either to subjects like mathematics, in which errors of judgment are impossible, or to subjects in which they are not very dangerous, like languages, natural science, history, etc.
Great minds are related to the brief span of time during which they live as great buildings are to a little square in which they stand: you cannot see them in all their magnitude because you are standing too close to them.
What a man is contributes much more to his happiness than what he has. . . . . What a man is in himself, what accompanies him when he is alone, what no one can give him or take away, is obviously more essential to him than everything he has in the way of possessions, or even what he may be in the eyes of the world.