Every man and woman in society has one big duty. That is, to take care of his or her own self. This is a social duty. For, fortunately, the matter stands so that the duty of making the best of one's self individually is not a separate thing from the duty of filling one's place in society, but the two are one, and the latter is accomplished when the former is done
William Graham SumnerMen educated in [the critical habit of thought]are slow to believe. They can hold things as possible or probable in all degrees, without certainty and without pain.
William Graham SumnerWe live in a war of two antagonistic ethical philosophies, the ethical policy taught in the books and schools, and the success policy.
William Graham Sumner