The fundamental concept in social science is Power, in the same sense in which Energy is the fundamental concept in physics.

Order, unity, and continuity are human inventions, just as truly as catalogues and encyclopedias.

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.

To abandon the struggle for private happiness, to expel all eagerness of temporary desire, to burn with passion for eternal things-this is emancipation, and this is the free man's worship... United with his fellow men by the strongest of all ties, the tie of a common doom, the free man finds that a new vision is with him always, shedding over every daily task the light of love.

There is in Aristotle an almost complete absence of what may be called benevolence or philanthropy. The sufferings of mankind . . . there is no evidence that they cause him unhappiness except when the sufferers happen to be his friends.

Shakespeare . . . If he does not give you delight, you had better ignore him [if you can].

The secrets to happiness include enterprise, exploration of one's interests and the overcoming of obstacles.