The wisest man may be wiser to-day than he was yesterday, and to-morrow than he is to-day. Total freedom from change would imply total freedom from error; but this is the prerogative of Omniscience alone.
Charles Caleb ColtonAll preceptors should have that kind of genius described by Tacitus, "equal to their business, but not above it;" a patient industry, with competent erudition; a mind depending more on its correctness than its originality, and on its memory rather than on its invention.
Charles Caleb Colton