预测未来的最好方式就是创造未来。

自由的代价是永恒的警惕。

"I write to destroy the world, but I always end up creating it."

在科学中，我们试图解释我们不理解的事物。在数学中，我们试图理解我们无法解释的事物。

有两样东西不一定要有意义，一个是音乐，另一个是笑。

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.