It is easy to talk about positive thing, about keeping hope alive and about societal positive aspects, when a person is living a healthy and peaceful life. Moreover such so called happy people will always be here to tell others how beautiful this world is. But how a person can understand any other person who is living a completely different life. When one is happy, he looks at things happily but how a happy and an unhappy person can feel, perceive and jugdge same thing in a same manner. When a person is depress, simply he is depress. It is a sheer non sense to advice him to cheer up and take interest in things the way he used to take. There is no exact reason of depression. Also, it can be the part of the life of any person any time. No one choose depression delibrately. When a person becomes depress, his mind simply stops functioning in a normal way. this is what depression is and yes it is real.