freedom are necessary. All institutions, if they are not to hamper individual growth, must be based as far as possible upon voluntary combination, rather than the force of the law or the traditional authority of the holders of power. None of our institutions can survive the application of this principle without great and fundamental changes; but these changes are imperatively necessary if the world is to be withheld from dissolving into hard separate units each at war with all the others.
The two chief sources of good relations between individuals are instinctive liking and a common purpose. Of these two, a common purpose might seem more important politically, but, in fact, it is often the outcome, not the cause, of instinctive liking, or of a common instinctive aversion. Biological groups, from the family to the nation, are constituted by a greater or less degree of instinctive liking, and build their common purposes on this foundation.
Instinctive liking is the feeling which makes us take pleasure in another person's company, find an exhilaration in his presence, wish to talk with him, work with him, play with him. The extreme form of it is being in love, but its
