What we opprobriously call stupidity, though not an enlivening quality in common society, is nature's favorite resource for preserving steadiness of conduct and consistency of opinion.
Walter BagehotThe most intellectual of men are moved quite as much by the circumstances which they are used to as by their own will. The active voluntary part of a man is very small, and if it were not economized by a sleepy kind of habit, its results would be null.
Walter Bagehot