实际上,原文比中文版「谦逊」一些。译文的「才华」其实是「写出来的东西」(what comes out)。
... get a deadline. That's all you really need. Forget about luck. Don't fret about talent. Just pay someone larger than you to kick your knees until they fold the wrong way if you don't hand in 800 words by five o'clock. You'll be amazed at what comes out.