"The only thing we have to decide is what to do with the time that is given us."
君子做学问,是为了完善自己;小人做学问,是为了哗众取宠。
我想把美国从所有阻碍人们前进的事物中解放出来。
Quantum mechanics is not just a theory, it is a way of understanding the fundamental nature of reality.