His sudden mad love for Sibyl Vane was a psychological phenomenon of no small interest. There was no doubt that curiosity had much to do with it, curiosity and the desire for new experiences; yet it was not a simple but rather a very complex passion.
Behind Joy and Laughter there may be a temperament, coarse, hard and callous. But behind Sorrow there is always Sorrow. Pain, unlike Pleasure, wears no mask.