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.

A social fact is every way of acting, fixed or not, capable of exercising on the individual an external constraint; or again, every way of acting which is general throughout a given society, while at the same time existing in its own right independent of its individual manifestations.

Each new generation is reared by its predecessor; the latter must therefore improve in order to improve its successor. The movement is circular.

Maniacal suicide. —This is due to hallucinations or delirious conceptions. The patient kills himself to escape from an imaginary danger or disgrace, or to obey a mysterious order from on high, etc.

Although our moral conscience is a part of our consciousness, we do not feel ourselves on an equality with it. In this voice which makes itself heard only to give us orders and establish prohibitions, we cannot recognize our own voices; the very tone in which it speaks to us warns us that it expresses something within us that is not of ourselves.

The roles of art, morality, religion, political faith, science itself are not to repair organic exhaustion nor to provide sound functioning of the organs. All this supraphysical life is built and expanded not because of the demands of the cosmic environment but because of the demands of the social environment.

At this point, an urgent question arises: [...] Is it our duty to seek to become a thorough and complete human being, one quite sufficient unto himself; or, on the contrary, to be only a part of a whole, the organ of an organism? Briefly, is the division of labor, at the same time that it is a law of nature, also a moral rule of human conduct; and, if it has this latter character, why and in what degree?