言多必失，要谨言慎行，不要盲目争强好胜。  

I'm not a role model, I'm a cautionary tale.

Design is not just what it looks like and feels like. Design is how it works.

The hardest challenges often lead to the greatest breakthroughs.

The truth is always something that is told, not something that is known.

自由不是给予的，而是夺取的。