技术不仅仅是一种工具，它可以让学习者拥有以前可能没有的声音。

Nature is the best teacher; it has already done the experiments, we just have to interpret them.

每一处风景都是一种心境。

Sometimes, the hardest thing in life is to know which bridge to cross and which to burn.

你知道得越多，就越意识到自己知道得多么少。