单例模式详解应用天子寻龙奇幻古装美剧人人影视
美剧人人影视'Exactly,' said Miss Potts. 'But if he split himself up, so to speak, and dabbled in half a dozen things,he would probably not be nearly such a remarkable surgeon. And when you choose something worthwhile like doctoring—or teaching— or writing or painting, it is best to be whole-hearted about it. Itdoesn't so much matter for a second rate or third-rate person. But if you happen to have the makingsof a first-rate person and you mean to choose a first-rate job when you grow up, then you must learnto be whole-hearted when you are young.'。
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