Why suddenly do not want to talk to anyone may be the manifestation of a temporary depressed mood, or it may be itself belongs to the sunshine depression patients, suddenly hurt when they do not want to talk to anyone and so on. 1. Temporary depressive mood: due to the stress of life, the spirit of the adverse stimuli, alone when recalling the past helplessness and despair, so there is a temporary depressed mood, lack of interest in anything, do not want to talk to anyone. 2. sunshine depression: sunshine depression patients, the surface seems optimistic, in fact, the inner sensitive and fragile, suddenly hurt, the mind will be a lot of nonsense, psychological taut strings once broken, do not want to talk to anyone, like to be alone. No matter how to cultivate their own optimistic attitude towards life, no matter what difficulties and setbacks encountered, should be optimistic and positive mental attitude to face, people can not always be trapped in the past, the day is always moving forward, must try to run to the more worthy of the new things. If you feel unwell, seek medical attention from a professional doctor.