What we do inwardly will change outer reality.

The most beautiful as well as the most ugly inclinations of man are not part of a fixed biologically given nature, but result from the social process which creates man.

The peculiar evil of silencing the expression of an opinion is that it is robbing the human race； posterity as well as the existing generation； those who dissent from the opinion， still more than those who hold it.

I’m not afraid to be vulnerable. It’s part of being human.

创新不仅仅是创造新事物；它关乎改变人们的生活。