证明的严谨性将数学与所有其他科学区分开来。
Rigor in proof is what separates mathematics from all other sciences.
You can do anything you set your mind to, man.
The only way to do great work is to love what you do.
艺术不在于你看到了什么,而在于你让别人看到了什么。
Sustainability is no longer an option—it's a business imperative for long-term survival.
我总是试图在我的画中加入一点幽默,因为我认为这会让它们更有趣。