He knew that people wanted to be with others that had the same/similar beliefs. He said not to divide/make too many because they are the enemy of the government because it could make it weak. He also thought that political parties would try to make themselves the more powerful ones. Washington said that parties would try to savatage each other and make their party win. He believed that they could start a war or divide a country. Even though he was against parties he was a Federalist.
Confucius believed that harmony, social order, and accepting a person no matter what their social status and standard was would maintain an orderly society.