1, you must choose your hometown when you are alive, and you must be a scholar when you travel.

-The Warring States Period-Xun Kuang's Xunzi-Persuade to Learn.

It means (a gentleman) must choose a hometown with mellow customs when living, and be close to virtuous people when making friends. Xunzi is a "theory of evil nature", and he emphasizes the importance of people's acquired learning and transformation.

He thinks that the environment has an important influence on people, so he advocates that you must choose your hometown and travel. It is believed that choosing a mentor and an environment conducive to learning can keep people away from evil, approach justice and cultivate morality.

2, like practicing silk, dyeing blue is green, dyeing Dan is red.

-Han-Wang Chong "On Balance-Frank"

Silk refining: white silk. Blue: cyan dye. Dan: Red dye. It means like white silk, which turns blue in a blue vat; Put it in a big red vat and it will turn red. These vivid metaphors show that people, especially teenagers, have strong plasticity.

This stream is pure at the source of the mountain, but its water turns dark far away from the mountain.

-Don Du Fu's Beauty

Metaphorically, people who live in seclusion in the mountains are noble and clean, but after coming out of the mountain, the world is getting worse and worse, polluting people's souls.

Writing analysis:

Argumentative writing is the author's expression of his own views, opinions, attitudes, opinions and opinions through the analysis, comments and persuasion of objective things, and usually consists of three parts: arguments, arguments and arguments.

Argumentative topics are divided into topics, arguments and implications. Argument type, the topic is the author's point of view but concise, so the central argument can not copy the topic directly.

On the topic, the topic generally has no opinion tendency, such as: low carbon and urban life; Implication generally coexists with the theme argument and cannot be directly used as the central argument to restore the original intention.

Argumentative writing is a style that analyzes and comments on a certain issue or thing and shows one's own views, positions, attitudes, opinions and propositions. The three elements of argumentative writing are argument, argument and argumentation. It can be divided into three parts: what to do, why to do it and how to do it. The proposition is a proposition to be proved.

Reference to the above content: Baidu Encyclopedia-Argumentative Papers