Not only are we unhappy but the other people are as well. They are probably comparing themselves to you. 

At worst, when we compare ourselves to others we end up focusing our energy on bringing them down instead of raising ourselves up.

A selfless attitude to help others seems to be logical for givers, but tends to have the opposite effect on others. A study on teachers trying to tutor students revealed that those who were exhausting themselves trying to help every student by working nights and weekends had students achieve ...

People having psychopathic tendencies and self-serving purposes can use Emotional Intelligence (EI) as a weapon to manipulate others.

Example: Some office team members demean and embarrass their colleagues, using emotion to hurt their psyche.