A person will fail every time in life if he has lack of self confidence.Self confidence is considered as a key to success.A person have to always believe in himself and never loose his hope in any situation wether it is plesent or worst.If a person is full of self confidence that no one can defeat him in the whole world.Self confidence plays a major role in life.
If you want a successful life you must have enough self confidence to face cretical situation and than u will surely achieve hight of success.