He was very hospitable and used to receive people well, his words were kind, he was well-mannered and polite even towards those who were rude to him. 

He taught his companions that the best of people is the best mannered. 

He also taught his companions that the closest one to him in paradise is the one who has the best manners.

The good manners of Prophet Muhammad were not towards his followers only but also towards his enemies; when the Prophet was asked to curse his enemies he refused, saying: