1. Shy people are usually quiet and uncomfortable around other people.

2. They generally dislike going to social events such as parties.

3. It's often difficult to make friends with a shy person because they won't open up.

4. Outgoing people enjoy being with others and are comfortable in social situations.

5. They are friendly and pleasant to be with, though sometimes they can't be trusted.

6. Self-centered people like to be the center of attention

7. They like people to look at them, and pay attention to them.

8. Self-centered people often talk too much and don't listen enough.

9. Selfish and greedy people don't share things with others.

10. They keep things for themselves and always want more.

11. People who are responsible and trustworthy are important in almost any situation.

12. They can be depended on to get things done.

13. These people can be trusted.

Outgoing people often have many friends and can be quite popular.（前文未見生句）

Greedy people want more than their share and can cause many problems for others.（前文未見生句）