Innovation happens when you stop thinking inside the box and start building a new one.

不要批评你不理解的东西。

质量不是概念；它是一种现实。

The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt, and the profoundest wisdom to know when it ought to be resisted, and when it be obeyed.

"Every saint has a past, and every sinner has a future."