孩子们喜欢安静和自由选择。

你无法说服一个人接受一个他自己也无法说服他自己的理念。

Technological leadership is the foundation of petrochemical enterprises, and we must continuously increase R&D investment.

Challenges are opportunities in disguise.

The more you learn, the more you know, the more you know, the more you forget. The more you forget, the less you know. So why bother to learn?

君子学习的目的，只是为了追求真理。