Mathematics is not a spectator sport; you have to play to understand.

Profitability and purpose are not mutually exclusive—they are increasingly interdependent.

出自《抱朴子·博喻》。登高的人，要警惕的是爬高了会摔下来，渡深水的人，往往是因为船太重才出了祸。要适可而止，不要过于贪婪。

True leadership is measured by how you lift others up, not how high you climb.

我做事情不是为了得到反应或赞誉，而是因为我热爱做这些事。