The books that the world calls immoral are books that show the world its own shame.

To make mistakes is human. To own your mistakes is divine. Nothing elevates a person higher than quickly admitting and taking personal responsibility for the mistakes you make and then fixing them fairly. If you mess up， fess up. It’s astounding how powerful this ownership is.

自行车是我改变的工具。它是我产生影响的手段。

I don't work with ideas, I work with materials.