[填空题] It is a commonplace among moralists that you cannot get happiness by pursuing it. This is only true if you pursue it【B1】Gamblers at Monte Carlo are pursuing money, and most of them lose it instead, but there are other ways of pursuing money, which often【B2】. So it is with happiness. If you pursue it【B3】drink, you are forgetting the hang-over(宿醉). Epicurus pursued it by living only in congenial society and eating only dry bread,【B4】by a little cheese on feast days. His method proved successful in his case, but he was a valetudinarian(体弱多病的人), and most people would need something more【B5】. For most people, the pursuit of happiness,【B6】supplemented in various ways, is too abstract and theoretical to be【B7】as a personal rule of life. But I think that【B8】personal rule of life you may choose it should not, except in rare and heroic cases, be【B9】with happiness. There are a great many people who have all the【B10】conditions of happiness, i.e. health and a sufficient income, and who,【B
A. A．incomparable
B．incompatible
C．incapable
D．incredible