司马牛问君子。孔子说：“君子不忧不惧。”问：“不忧不惧，就能叫做君子吗？”孔子说：“问心无愧，何来忧惧？”

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

我是一个镜球，今晚我会向你展示自己的每一个版本。

Don't push me cause I'm close to the edge, I'm trying not to lose my head.

虚心和实腹的义理都很深奥，但首先要通过虚心才能认识本心。

我从不猜测。在拥有数据之前进行理论化是一个重大错误。不知不觉中，人们开始扭曲事实以适应理论，而不是调整理论以适应事实。

我不是那种会让对我动力的爱减少的人。