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: Joseph Alois Schumpeter was an Austrian-born American economist and political scientist. He briefly served as Finance Minister of Austria in 1919. In 1932 he became a professor at Harvard University where he remained until the end of his career.