You can always tell a true expert from a dilettante.
<she writes about art not from the point of view of an artist but from that of a committed dilettante>
I recently spent a week in Alaska trying to learn how to be a mountaineer. I did not succeed very well, and the details are not very interesting. I finished the course (I was enrolled in a course) thinking that perhaps I am better off remaining a slightly-above-average mountain dilettante. An occasional rock climber. —Jason Lee Steorts, National Review, 18 Aug. 2008
Being a powerhouse herself in ways that make today's feminist superwomen look like dilettantes, she inevitably clashed with star directors like Maurice Tourneur and Ernst Lubitsch. —Molly Haskell, New York Times Book Review, 6 June 1999
Most of the articles published in Naval History reflect time-consuming research and investigation. The efforts are not the work of dilettantes, but of professional and semiprofessional historians. —Michael M. Bergfeld, Naval History, July/August 1997