The wise man knows how to possess, not only how to get.

To define is to limit.

The better we get at getting better, the faster we will get better.

我认为对古代好的东西要阐述奖惩，对现在好的东西要创造，不过是希望好的东西越来越多罢了。 

Sustainability is no longer an option; it's a necessity for survival in our industry.

理解代数簇的算术就是理解其中隐藏的对称性。