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.

我认为节俭驱动创新，就像其他限制驱动创新一样。从一个密闭的盒子里走出去的唯一途径就是创造一条道路。

宇宙充满了奥秘，这正是让科学家保持动力的原因。

The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success.

If I have seen further it is by standing on the shoulders of Giants.

演员的工作是让观众忘记他们正在观看一场表演。