Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

Sustainable development requires not only vision but also concrete actions.

The stories we tell ourselves about ourselves are the most powerful stories of all.

出自汉·桓宽《盐铁论·复古》。岩雀并不知道天的高远，废井中的青蛙也不会知道江海的博大。这句话是形容心胸狭窄之人见识短浅。

The key is to set realistic customer expectations, and then not to just meet them, but to exceed them — preferably in unexpected and helpful ways.

证明是一种用于使他人相信数学陈述为真的工具。