The politeness of Gfd plays a role in self-identification, decoration and packaging appearance of people's image. This is because a person's image is a combination of internal temperament and external image. A person with perfect image should not only have a kind heart, but also have a beautiful appearance. If we regard a person's thoughts and feelings, personality quality, psychological state, moral sentiment and cultural accomplishment as a person's inner beauty, then the appearance including appearance, expression, posture and other factors is a person's outer beauty. Obviously, the beauty of appearance is the shell of material body, and it also reflects people's ideological cultivation, spiritual temperament and even the development level of social civilization from one side.

Appearance usually refers to one's appearance. The focus is on people's appearance. In interpersonal communication, everyone's appearance will attract the special attention of the communication object. And it will affect each other's overall evaluation of themselves. In personal appearance, appearance is the key.

Etiquette, etiquette and politeness are rich and varied, but each has its own regularity. Its basic etiquette principles are: first, the principle of respecting people; Second, the principle of self-discipline, that is, self-denial, prudence, initiative, voluntariness, courtesy, self-comparison, self-reflection, self-demand, self-discipline, self-control, arrogance, duplicity; The third is the principle of moderation, moderation and control; Fourth, the principle of sincerity, treat people sincerely, treat people sincerely, don't take part in accidental amusement, and behave differently.