除非我觉得自己能成为最好的，否则我不会做任何事。

You can't power a nation on wishful thinking.

Success is not the key to happiness. Happiness is the key to success.

勇于冒险的精神

我相信可互换零件的原理将在未来制造业的进步中发挥巨大作用。

In mathematics, the journey is just as important as the destination; the process of discovery is where the real learning happens.