Profit without sustainability is short-term gain with long-term pain.

年轻人是可怕的，因为怎么能知道他的将来不如我们现在呢？但如果一个人到了四十、五十岁还默默无闻，他也就没有什么可怕的了。

Education is the transmission of civilization.

 The world is a stage, and each person is an actor.

When you want knowledge like you want air under water then you will get it.

Confidence comes from preparation and knowing your stuff.

可持续发展不仅需要愿景，还需要具体行动。

Deep learning is a way to get computers to learn from experience.

城市是一台无法逃脱的成瘾机器。