数学是解开宇宙秘密和理解支配它的基本法则的关键。

Ninety-nine percent of the troubles that threaten our civilization come from too optimistic, therefore we should have a system where the accounting is a way more conservative.

故事不只是被讲述；它被那些阅读它的人所经历。

Always be learning. The world changes fast, and you need to keep up.