---------------------------------------------- Learning and Research What is "enough"? - particular question (EG Ani: Fermat's last theorem and Poincar\'e conjecture) researchers as journeymen perspective useful for ``what questions to look at'' (and ``what would be good to know'') ...but actually solving problems is thinking about 'em hard nothing wrong with asking Big Questions (big *philosophical* ``What does it all mean??''), but Big Questions are not generally good research avenues; also, they're often pretty quickly addressed: not necessarily easy to answer, but answers often not that hard to grasp (philosophy's hard, but philosophy of a particular field often isn't.) ...and a big research area may be enough work for a lifetime