The only way to achieve greatness is to love what you do.

人的仁慈从未削弱自由者的毅力或软化他们。一个国家不必变得残酷就可以坚强。

"The most important thing in science is not to be right, but to be curious."

The more you know, the less you feel.

You are the artist of your own life. Don't hand the paintbrush to anyone else.