Life is a journey, during which our luggage is constantly replenished with something new: experience, acquaintances and connections, impressions, emotions. When they are positive, it is not difficult to bear, but as soon as pain, experiences, negative memories are accumulated, it becomes difficult even to go away. This baggage turns into a heavy load.
Find a replacement
It is much easier to get rid of something by getting something in return. It's like with habits: want to eradicate the harmful, start grafting useful.
Want to get rid of feelings of disappointment? Then:
Learn the new skill instead of trying to build on skills that you could not master.
Change the perspective.
Direct your disappointment to a new channel: send a resume to find a new job or become a volunteer.
If you want to get a step-by-step strategy, then this is it. This is a complex and long process, like everything connected with the past. You will need to gradually focus on developing some habits.
Phase one: recognize the moments of attachment
It's about recognizing that there are situations when you begin to be emotionally attached to something. In these moments, you may feel somewhat uncomfortable or vague. It's time to free yourself.