你活得越久，学得越多。学得越多，就越意识到自己知道的多么少。
The more you live, the more you learn. The more you learn, the more you realize how little you know.
The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.
有机体不仅学会做什么，还学会什么导致什么。