剑鞘保护剑的锋利，自己却满足於它自己的迟钝。

Silence is not the absence of sound, but the presence of something deeper.

Any idiot can face a crisis, it’s the day-to-day living that wears you out.

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

The best leaders are those who empower others to achieve their full potential.