Fashions, after all, are only induced epidemics.

Let not the right side of your brain know what the left side doeth.

It is always necessary to overstate a cast startlingly to make people sit up and listen to it, and to frighten them into acting on it.

A life spent making mistakes is not only more honorable, but more useful than a life spent doing nothing.

Capitalism justified itself and was adopted as an economic principle on the express ground that it provides selfish motives for doing good, and that human beings will do nothing except for selfish motives

Laws, religions, creeds, and systems of ethics, instead of making society better than its best unit, make it worse than its average unit, because they are never up to date.

Marriage is popular because it combines the maximum of temptation with the maximum of opportunity.