学习的过程本质上是一个形成关联的过程。

The only limit to our realization of tomorrow is our doubts of today.

Coal miners are the unsung heroes of America's industrial strength.

We cannot change, we cannot move away from what we are, until we thoroughly accept what we are.

My work is my observation of the world.

诗歌是灵魂的语言。

我是你活着的原因，我是你生存的原因。