The primary rules of obligation are those that require or forbid certain actions.

The stream of consciousness is a stream of solutions.

跨境合作是成衣行业蓬勃发展的关键。

The act of writing is an act of courage.

You have to be willing to be uncomfortable to be a writer.

如果不理解两者，就无法理解个人的生活或社会的历史。