Whereas a few years ago I read an interview with a mathematician who said that most nights he went to bed discontented, feeling he hadn't made enough progress.

而多年前我采访了一位数学家，他说每天晚上睡觉时基本上都是不开心的，因为觉得自己进展不多。

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I hadn't eaten in days when I got here and my milk was not enough, " said that mother, Zhao Zong Jun."

当我到这里时已经有几天没有吃东西了，我的奶水不够了，”这位名叫赵宗君的母亲说。

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