What does it mean that birds of a feather flock together?

Things of the same kind get together. Refers to the bad guys who share the same rotten tastes and collude with each other.

Source: Songshi Puji's "Five Lights Meeting Yuan": "There are no sentences; Light and darkness; Take them alive; Shu Jie Lu Bu; Like a vine leaning against a tree; Birds of a feather flock together, and people are divided into groups. "

Make sentences:

1. In life, we can often find that people with the same personality are more compatible. Perhaps this is the truth that "birds of a feather flock together, and people are divided into groups".

Many people say that birds of a feather flock together. If you want to understand a person's behavior, you can first observe it from his friends.

My personal understanding is similar to birds of a feather flock together, that is, smart people like to talk to smart people and do things without discussing meaningless things with fools.

4. Birds of a feather flock together, and people are divided into groups, which is a regular phenomenon in society.