experimental method was the only method by which one could arrive at any scientific analysis of the passions; and certainly Dorian Gray was a subject made to his hand, and seemed to promise rich and fruitful results. 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. What there was in it of the purely sensuous instinct of boyhood had been transformed by the workings of the imagination, changed into something that seemed to the lad himself to be remote from sense, and was for that very reason all the more dangerous. It was the passions about whose origin we deceived ourselves that tyrannized most strongly over us. Our weakest motives were those of whose nature