活着是非常危险的……因为学会生活才是真正的生活。

I don't believe in waiting for inspiration. I believe in working.

唯一真正的进步在于学会独自犯错。

Integrity is doing the right thing, even when no one is watching.

This is an interesting planet. It deserves all the attention you can give it.

人不是环境的产物；相反，环境允许或刺激他的发展。