The best way to cheer yourself up is to try to cheer somebody else up.

森林是地球的肺，我们必须给予它们应有的关怀。

I think that’s the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.

优化程序的最好方法是优化它。

You have to stand up and say, 'There's nothing wrong with me or my shape or who I am, you're the one with the problem!'

检验统计假设的问题由来已久，其起源已不可考。