This world is the best of all possible worlds.

When I am abroad， I always make it a rule never to criticize or attack the government of my own country。 I make up for lost time when I come home.

你越是努力生存，你就活得越少。

Quantum mechanics is not just a theory about the world, it is a description of the world at its most fundamental level.

人类对气候影响的信号已经从自然变化的噪音中显现出来。

处于逆境，思想要开拓放达，奋发图强；处于顺境，思想要警觉收敛，约束自身。