People who love only once in their lives are. . . shallow people. What they call their loyalty, and their fidelity, I call either the lethargy of custom or their lack of imagination.
Source: Lord Henry, in The Picture of Dorian Gray, ch. 4 (1891).
-- Oscar Wilde, (Oct 16 1856-1900), Anglo-Irish playwright, novelist; He was noted for his flamboyant witty, sophisticated plays, e.g., The Importance of Being Ernest, 1895.