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The greatest threat to our planet is the belief that someone else will save it.

有一句話我等了三十年，現在終于可以說了：“老爸，我總是跟你說，我會回來拿到我的學位的！”我要感謝哈佛大學在這個時候給我這個榮譽。明年，我就要換工作了(注：指從微軟公司退休)……我終于可以在簡歷上寫我有一個本科學位，這真是不錯啊。

The problem of modern society is it turns the whole world into a school. Everybody's wearing jeans, everybody's the same. And yet, they're not. So there's a spirit of equality combined with deep inequality, which can make for a very stressful situation.