The basis of tragedy is man's helplessness against disease, war and death; the basis of comedy is man's helplessness against vanity (the vanity of love, greed, lust, power).
Bio: Félix-Archimède Pouchet was a French naturalist and a leading proponent of spontaneous generation of life from non-living materials, and as such an opponent of Louis Pasteur's germ theory. He was the father of Georges Pouchet, a professor of comparative anatomy.