金钱的损失是所有损失中最小的，但信心的损失是最大的。

But it is the same with man as with the tree. The more he seeks to rise into the height and light, the more vigorously do his roots struggle earthword, downword, into the dark, the deep - into evil.

创新不仅仅是技术，而是改变我们的思维和运作方式。