1. You hear people talk about how much they need to be surrounded by other people all the time.

2. You do most things alone, such as run errands, make your own appointments, and make life decisions without relying on others.

3. You're more often single than in a relationship.

4. You don't have much of a social life because you don't have time and don't care about drama.

5. You're very opinionated.

6. You often treat yourself because you work hard and can afford it.

7. You make pro and con lists, budget accordingly, and do all the other adult things.

8. You look out for yourself more often, which some people take as being selfish.

9.