2. I am strong and useful: excellent people often provide value to others.
3. I am interesting: being interesting is the highest evaluation of a person.
Each of us wants to make friends with a person with positive energy and potential energy, so we prefer to see this person busy, because people who work hard are often better. Each of us likes to make friends with people who are more knowledgeable, professional and know more about life than ourselves, because excellent people can often provide more value. Each of us also likes to see interesting content, because such content can make people happy.
For example, we can look at the circle of friends. As can be seen from the circle of friends below, what she shows is actually her busy state. When customers see many people buying things from her, they will feel that she is a reliable person, and then they will trust her and place orders. It will also become very simple.