an·he·do·ni·a (n.): The absence of pleasure or the ability to experience it; anhe·donic (adj.)
mas·och·ist (n.): One who derives of pleasure from subjecting themselves to unpleasant or trying experiences.
So... when you hear me refer to myself as an "anhedonic masochist", you'll have proper context. Or you could just read Valis by PK Dick. That's a masochistic act in-and-of itself.