学习理论中的一个关键见解是，假设类的复杂性对于泛化至关重要。
Words are the bridges that connect the hearts of strangers.
The sustainable development of the coal industry requires the coordinated efforts of policy, technology, and the market.
表演是一门需要不断学习和成长的手艺。
Faith is the sense of life, that sense by virtue of which man does not destroy himself, but continues to live on.
The greatest reward is seeing people enjoy something I've created.
不经历风雨，怎么见彩虹。