Why some people like to be alone?

Because human beings are complex no single reason can explain a certain behavior but instead more than one person can be engaged in the same behavior for completely different reasons.
Below are some reasons that could explain why would some people like to be alone, note that more than one reason can be present together in some cases:
- Lack of social skills
- Lack of social interest
- Introversion and mental health

Parinyaporn 062 (4EN)