The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they think it will profit them.

你越了解，就越能宽容。

The value of life lies in what you create for others, not in what you possess.

用心不能杂乱，杂乱则心神恍惚不能集中；用心不要劳累，劳累则精神疲倦不能有所收获。

种一棵树最好的时间是20年前，第二好的时间就是现在。