im a firm believer in rational negative emotionswhen things utterly suck it is rational to have negative feelings anger frustration sadness disappointment all have a purpose and need adaptiveconstructive expression  toxic positivity is the pressure to suppress expression of negative emotion to appease the group or others who basically have to maintain a large bubble of positivity to keep their suppression supported     you may be voicing what theyre afraid to admit anger is most often a protective emotion the fight in fight or flight