坚守目标是长久快乐的最重要因素之一，而对于大多数人而言，这一点主

坚守目标是长久快乐的最重要因素之一，而对于大多数人而言，这一点主要通过工作来实现。
【正确答案】：Continuity of purpose is one of the most essential ingredients of happiness in the long run, and for most men this comes chiefly through their work.