In general dream in which sadness is an underlying theme can be taken to have a positive meaning in real life. Sometimes it signifies that some emotionally pleasing compromise will be reached soon.
If in the dream you see yourself in a mirror and you notice that your facial expression is unusually sad it means that soon some conflict in your personal life will be unexpectedly resolved in your favor. This resolution will so sudden and unexpected that you won’t believe your eyes and ears at first.
The meaning of a dream in which you will see many sad people around is that you will soon experience success while being part of a team. In other words you will be successful in an undertaking in which many other people will be also involved.
If in your dream you a see one of your friends being very sad it can mean that they are envious of your success in real life. This is especially true if you have this dream in the early morning hours of the night or during a daytime nap.
A dream in which you will see one of your relatives being sad can mean that you are worrying about the said relative destiny, wellbeing and life choices. If during the dream you tired to coax them from their sadness by telling them something positive it means that you will help them in real life also.
The meaning of a dream in which you will see that the sense of a sadness and gloom is replaced with a more jolly sense is not positive as it means that your luck will take a downturn in real life. If you were the initiator of the ‘brightening of the mood’ in the dream it means that in real life someone will not make things easy for you and that you will have to go ‘uphill’ in the next few months if you want success.