Why do we always say 'Be positive, be calm, be good etc... Instead of be negative etc...'
Yeah, its because we need to feel others positive, but it doesn't mean you need to be positive in your rest of your life. As the same way negative also have the importance in our life.

Does Negative have value in our life?

Ofcourse,
Happy-sad, Good-bad etc....
With all the factors lead our life into an healthy life😊.
It doesn't mean that you need to be...