人们并不愚蠢。他们知道如何从观察到的事物中推断出结论。
The essence of mathematics lies in its freedom.
In the quest to understand quantum gravity, we are like children playing on the shore of a vast ocean, occasionally finding a smooth pebble or a pretty shell, while the great ocean of truth lies undiscovered before us.
The greatest human quest is to know what one must do in order to become a human being.
基因编辑的伦理影响必须在每一步都得到考虑。