Some of the undoubted effects of positive thinking is obviously seen in total personal development. In most occasions and in common circumstances, we can say that positive thinking plays a huge part in our personal development. Precisely because, positive thinking boosts morale and this is an essential factor for development.
This mental attitude takes important functions of the cognitive part of human body. And, since our mind has the central control over the parts, the way of thinking that we manifest is best conveyed down to the effective part which is the human emotion and then eventually affects other parts of our being which pertains to the way we act which in turn affects our performance for achievement and development.