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.

The gap between expectation and reality is the cause for many of life’s disappointments.
We like to create detailed fantasies of how our lives are going to be. But when we expect our reality to match a fantasy but life turns out nothing like it, we feel disappointed.

He became unhappy because his parents' reality didn't meet his reality. Stop telling them they are special. You'll be disappointed also when other get a high payise, while you get relatively low.

3. Intertemporal gaps= past reality>present reality- Person A has 10,000 and after aome years i...