The wise man, knowing how to enjoy achieved results without having constantly to replace them with others, finds in them an attachment to life in the hour of difficulty.

That men have an interest in knowing the world which surrounds them, and consequently that their reflection should have been applied to it at an early date, is something that everyone will readily admit.

A monomaniac is a sick person whose mentality is perfectly healthy in all respects but one; he has a single flaw, clearly localized. At times, for example, he has an unreasonable and absurd desire to drink or steal or use abusive language; but all his other acts and all his other thoughts are strictly correct.

If one class of society is obliged, in order to live, to take any price for its services, while another can abstain from such action thanks to resources at its disposal which, however, are not necessarily due to any social superiority, the second has an unjust advantage over the first at law. In other words, there cannot be rich and poor a birth without there being unjust contracts.

Man's characteristic privilege is that the bond he accepts is not physical but moral; that is, social. He is governed not by a material environment brutally imposed on him, but by a conscience superior to his own, the superiority of which he feels. Because the greater, better part of his existence transcends the body, he escapes the body's yoke, but is subject to that of society.

The Christian conceives of his abode on Earth in no more delightful colors than the Jainist sectarian. He sees in it only a time of sad trial; he also thinks that his true country is not of this world.

The first and most basic rule is to consider social facts as things.