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.

你能给予他人的最伟大的礼物就是你的时间，因为你正在给予他们你生命中永远不会再回来的一部分。

Every line I draw is a moral decision.

Illness is the night-side of life, a more onerous citizenship. Everyone who is born holds dual citizenship, in the kingdom of the well and in the kingdom of the sick.

教师的任务是引导学生从已知走向未知。