I don’t think anything is unrealistic if you believe you can do it.

To love means to open ourselves to the negative as well as the positive - to grief, sorrow, and disappointment as well as to joy, fulfillment, and an intensity of consciousness we did not know was possible before.

数学语言是普遍的，超越了文化和语言的障碍。

“用进废退”无论在哪里都适用的道理

Technology will redefine how we extract and utilize coal resources.

You can't have a better tomorrow if you're still thinking about yesterday.