人类的关怀能力是无限的；我们给予的越多，我们能给予的就越多。
The human capacity for care is not finite; the more we give, the more we have to give.
The key to solving complex problems is breaking them down into simpler ones.
心理学必须建立在生活经验的事实基础上。
The art of programming is the art of organizing complexity, of mastering multitude and avoiding its bastard chaos as effectively as possible.
逃脱历史重负的唯一方法就是书写它。