最初看似导致怀疑的原则，经过一定程度的追求，会使人回归常识。
The same principles which at first view lead to skepticism， pursued to a certain point， bring men back to common sense.
Sustainability is not an option; it's a necessity for the future of our industry.
We’re not focused on the numbers. We’re focused on the things that produce the numbers.
The joy of discovery in mathematics is like solving a puzzle that the universe has left for us.
为国家服务，是一种荣誉而不是权利。
我一直在寻找挑战自己、推动自己更上一层楼的方法。