La notion d'homme a-t-elle un sens ? Autrement dit, sous les croyances, les mythes, et surtout sous la multiplicité des structures mentales, peut-on isoler une donnée permanente, valable à travers les lieux, valable à travers l'histoire, sur quoi puisse se fonder la notion d'homme ?

"The word 'revolution' to us Frenchmen is not a vague term. We know that Revolution is a rupture, that Revolution is an Absolute. There is no such thing as a moderate revolution, there is no such thing as a planned revolution—as one speaks of a planned economy. The revolution we are announcing will overturn the entire existing order or it will not take place at all..."