你只需要找到一个合适的地方，先和你的朋友练习几个小时，然后尝试一下！
You just need to find a suitable place, practice for a few hours with your friends first, and give it a try!
格雷厄姆教练知道，只有一种方法可以教会孩子如何让它变得更强：你给他们做不到的事情；他们努力练习，直到发现自己可以做到，而你只需要不断地重复。
Coach Graham knew there was really only one way to teach kids how to make it stronger: You give them something they can't do; they work hard until they find they can do it, and you just keep repeating.
这笔我当初预想的要实用得多：只需要些许练习，你就能在别人伸手去拿日历的时候算出某一天到底是星期几。
It's far more useful than I first thought, and with just a little practice, you'll be able to find out the days of the week much faster than when reaching for a calendar.
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