数学中真正的挑战不是解决问题，而是提出正确的问题。
The true challenge in mathematics is not solving problems, but asking the right questions.
没有什么比一个显而易见的事实更具欺骗性。
Success is doing what you want to do, when you want, where you want, with whom you want, as much as you want.
We are not in the coffee business serving people, but in the people business serving coffee.
可持续性不是选择，而是必然。
我们必须不断地跳下悬崖，并在下落的过程中长出翅膀。
我不会考虑限制，我只考虑可能性。