The word personality is a broad term. It combines in itself the characteristics and qualities which has a distinct identity, these things distinguish us from others thus, personality development is not an easy task.
It requires lots of time and efforts to groom and shape personality. However, personality development is the outcome of so many factors which includes will power, confidence, concentration, memory and smile, to name a few.
Will power is one of the key factors necessary to develop personality. It is a phenomenon which lies in human mind. It needs to be groomed, shaped and exploited .concentration; meditation and faith can be of great help in this regard.
All the great men of the world who rose to the height of success were men of strong will. All the geniuses, scholars and eminent personalities had this trait in abundance. It was their will which helped and guided him to rise against all odds. Thus, they believe and taste success both parents and teachers have a significant and vital role in the personality development of a child.
Hence, I think that self-confidence and personality development is necessary.