Never let age be a barrier to learning or discovery.

内心平静，不为外界风波所动。

Whenever a man does a thoroughly stupid thing, it is always from the noblest of motives.

The jaws of power are always open to devour, and her arm is always stretched out, if possible, to destroy the freedom of thinking, speaking, and writing.

技术是工具，人性才是核心。