挑战让商业变得有趣；克服挑战让它变得有价值。
Challenges are what make business interesting; overcoming them is what makes it rewarding.
No man or woman is worth your tears， and the one who is， won‘t make you cry。
量子力学的挑战不在于它的复杂性，而在于它的简单性——它迫使我们重新思考关于宇宙的最基本假设。
I'm not going to sit here and say I'm a role model or anything, but I do think I have a responsibility.
Sometimes you can do everything right and things will still go wrong. The key is to never stop doing right.
When we talk about food security, we're really talking about national security.