生活是愉快的。死亡是平静的。麻烦的是过渡。

逆向思考往往能带来意想不到的好处。

大胆梦想，努力工作，保持专注。

I wanted to find out exactly who was in charge, whether it was God Himself or whether it was scientists in the laboratory.

The writer must be a perpetual questioner, a doubter of all certainties.

科学是理解世界，而工程是改变世界。

We should weep for men at their birth， not at their death.