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The best way to learn mathematics is to do mathematics.
Sometimes, it's not that the other person doesn't care about you, but that you care too much about them.
Efficiency in forestry doesn't mean cutting more—it means making every tree count.
世界是我的国家,全人类是我的兄弟姐妹,行善是我的宗教。
"You got to put the past behind you before you can move on." And I think that's what my running was all about.