可持续发展已不再是选择，而是任何希望在未来蓬勃发展的企业的必需品。

I don't sing because I'm happy; I'm happy because I sing.

数学的真正乐趣在于发现的过程，而不仅仅是结果。

释义：怠慢他所尊敬的人会招致凶祸，表面上关系密切而内心疏远的人会陷入孤立，亲近进谗言的人而疏远忠诚正直的人会导致灭亡。这是对人际关系中不良行为后果的警示。

Every challenge is an opportunity in disguise—if you're willing to look for it.

I try to be the best version of myself on and off the court.

The ultimate test of any economic theory is whether it improves real-world decisions.

I write to understand what cannot be understood.