True freedom is not about doing what you want, but about not doing what you don't want to do.
真正的自由不是做你想做的事，而是不做你不想做的事。
学习新编程语言的唯一方法是用它编写程序。
I neither affirm nor deny， but I suspend my judgment.
Words can be used not just to describe reality， but to create new realities.
Mathematics is the key and door to the sciences.
The greatest glory in living lies not in never falling, but in rising every time we fall.
To tax the larger incomes at a higher percentage than the smaller， is to lay a tax on industry and economy； to impose a penalty on people for having worked harder and saved more than their neighbors.