"Clear language engenders clear thought, and clear thought is the most important benefit of education."
"The study of human nature has, ever since I could study any thing, been a principal pleasure and enjoyment of mine; a study as useful, as the discoveries made by it are for the most part melancholy . . . there is nothing so terrible or mischievous, but human nature is capable of it; and yet he who knows little of human nature, will never know much of the affairs of the world."