In some communities, people may have the following prejudices against neighbors who frequently go out at night and behave strangely: 1. **Distrust**: Neighbors may feel that these people's behavior is abnormal, and then develop a sense of distrust, thinking that they may be involved in illegal activities or other bad behaviors. 2. **Social isolation**: Due to different behaviors, community members may actively or passively exclude these people from their social circles, resulting in isolation. 3. **Stereotype**: People may label these neighbors as "weirdos" or "suspicious elements", which affects their objective evaluation of them. 4. **Fear and anxiety**: Frequent behavior outside may cause fear in neighbors, especially at night, which may lead to a decrease in the sense of safety in the community. 5. **Misunderstanding of culture and background**: Sometimes, strange behavior may be due to cultural differences or personal background, and people may develop prejudices due to lack of understanding. These prejudices are often based on a lack of communication and understanding. Solving these problems usually requires enhancing communication between neighbors and building trusting relationships.