1 Causes of sadness

When a person falls in love with something or if he is obsessed with something or a person then when he does not get it,he takes it to heart. He thinks only of hope all the time. Everything that become depression for a person is also called overthinking, then every time a person thinks only about that thing, the result of which is that only that thing rides in the heart and mind of a person and then this thing ture into disease. The man becomes silent all the time. There is a sad look on his face.