This illustrates an important truth, namely, that the worse your logic, the more interesting the consequences to which it gives rise.

Force plays a much larger part in the government of the world than it did before 1914, and what is especially alarming, force tends increasingly to fall into the hands of those who are enemies of civilization.

Most of the greatest evils that man has inflicted upon man have come through people feeling quite certain about something which, in fact, was false.

Modern technique has made it possible for leisure, within limits, to be not the prerogative of small privileged classes, but a right evenly distributed throughout the community. The morality of work is the morality of slaves, and the modern world has no need of slavery.

Do not fear to be eccentric in opinion, for every opinion now accepted was once eccentric.

An educator should think of a child as a gardener thinks of a plant, as something to be made to grow by having the right soil and the right amount of water. If your roses fail to bloom, it does not occur to you to whip them, but you try to find out what has been amiss in your treatment of them. ... The important thing is what the children do, and not what they do not do. And what they do, if it is to have value, must be a spontaneous expression of their own vital energy.

Boredom is... a vital problem for the moralist, since half the sins of mankind are caused by the fear of it.