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: Roy Kenneth Turk was an American songwriter and lyricist, he frequently collaborated with composer Fred E. Ahlert their popular 1929 song "Mean to Me" has become a jazz standard. He worked with many other composers, including for film lyrics.