We have long struggles with ourself, of which the outcome is one of our actions; they are, as it were, the inner side of human nature. This inner side is God's; the outer side belongs to men.
The habits of every animal are, at least in the eyes of man, constantly similar in all ages. But the habits, the clothes, the words and the dwelling of a prince, a banker, an artist, a bourgeois, a priest and a pauper, are wholly dissimilar and change at the will of civilizations.