不要问国家可以为你做什么,你应该要问自己可以为国家做什么。
Ask not what your country can do for you --ask what you can do for your country.
改变的秘诀在于集中你所有的精力,不是对抗旧的,而是建设新的。
The most effective debugging tool is still careful thought, coupled with judiciously placed print statements.
我们在知识中失去的智慧在哪里?我们在信息中失去的知识在哪里?
The habit of reading is the only enjoyment in which there is no alloy; it lasts when all other pleasures fade.