The most elegant proofs are those that reveal the heart of the problem with clarity.
I am a fighter and I don't give up.
如果你愿意,每小时都可以翻开新的一页。
True courage is not the absence of fear, but moving forward in the face of fear.
跨行业合作是解决我们在能源和气候方面面临的复杂挑战的关键。
我想被人们记住是世界上最好的中单选手。