人类最伟大的追求是知道必须做什么才能成为一个人。
The greatest human quest is to know what one must do in order to become a human being.
可持续性不是一种选择,而是必须——如果我们想在养活不断增长的人口的同时不破坏地球的话。
I'm not a person who dwells on the past.
Every time you make a choice, you are turning the central part of you into something a little different from what it was before.
我们在知识中失去的智慧在哪里?我们在信息中失去的知识在哪里?
The future belongs to those who believe in the beauty of their dreams.
In the fight between you and the world, back the world.