"Those who are close to vermillion are red, those who are close to ink are black" is an idiom, which means that people are easily affected by the surrounding environment. It is a metaphor that people will have different influences in different environments. The next sentence is "Those who are close to the smell will scatter, and those who are close to the beauty will be fresh", which means that the people and things around them will have an impact on people. If the people and things around them are not good, they will make people feel bored; if the people and things around them are good, they will be disgusted. It will bring a sense of freshness to people.