The most that can be expected from any model is that it can supply a useful approximation to reality.
对任何模型的最大期望是它能提供一个对现实有用的近似。
成长就是丢掉一些幻想,以便获得另一些。
The world is full of mysteries, and that is its beauty.
对自己抱有兴趣的人使我们感兴趣。
"The only way to get rid of a temptation is to yield to it."