Whether it's not hearing back about the job for which you applied, being politely turned down after an interview, or being passed over for promotion, rejection hurts.
It would be understandable to get angry, depressed, and/or apathetic about it. Eventually, you'll move on.
Or, you could reflect on the situation to analyze why you were rejected. This is the harder path, but it is much more therapeutic and increases your odds of success for the next time.
Let's …
Source: Recruiter