The entrepreneur is the pivot on which everything turns.

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

全球化不是选择题，而是必答题，中国企业必须走出去。

写作是探索生命奥秘的一种方式。

数学的本质在于它的自由。