"There is no solution". Well, sometimes you can prove it too. "I’ve learned all I want/will ever need to know about X". Often you don't need to know everythi

"There is no solution". Well, sometimes you can prove it too. "I’ve learned all I want/will ever need to know about X". Often you don't need to know everything about X before you decide you don't want to be anywhere near X. "I hate programming" (in X). Lot's of times this stems from the frustration with the programming language/environment mismatch between X and the problem at hand.