一个群体的性格和命运，往往由其最低劣的成员决定。
Freedom is the right to tell people what they do not want to hear.
Don’t let the noise of others’ opinions drown out your own inner voice.
"A book is a version of the world. If you do not like it, ignore it; or offer your own version in return."
释义：善于把握事物本质的人，不会违背金属和水的本性；善于制作器物的人，不会改变物体的形状和用途。