The art of leadership is saying no, not yes. It is very easy to say yes.

The only real prison is fear, and the only real freedom is freedom from fear.

Man muss die Dinge so nehmen, wie sie kommen, aber man sollte dafür sorgen, dass sie so kommen, wie man sie nehmen möchte.

Technology alone won't save our seas; it takes commitment from every stakeholder.

I'm not a role model, I'm a human being.

行为主义者放在自己面前的规则或衡量标准总是：我能否用"刺激和反应"来描述我所看到的这一行为？

Operational effectiveness and strategy are both essential to superior performance, which, after all, is the primary goal of any enterprise.

I like to buy stocks when they are on sale.