要养活世界，我们必须首先尊重我们所拥有的资源。

Suffering! We owe to it all that is good in us, all that gives value to life; we owe to it pity, we owe to it courage, we owe to it all the virtues.

Innovation is not from 0 to 1, but from 1 to 100. Continuous iteration is the key.

学习的魅力主要在于心灵在获取知识时体验到的满足感。

更改规格以适合程序要容易得多，反之亦然。