What is self-confidence : Self-confidence is believing in yourself. Without strong belief in yourself you can not achieve big. Whatever you can believe you can achieve. It is the quality of knowing your weaknesses and strengths. Without self-confidence you can not achieve big. For achieving big things you need to have self-confidence. It does not mean that you have no boundaries but it means that you know what is right for you and what is wrong for you. It also means to know what can give you the benefit. So, it means to limit your boundaries and skills. Knowing only you can show the best version of yourself is an instance of self-confidence. One single word which comes to mind is faith. You need to achieve big things and this is only possible through faith. Your mind has a natural quality to achieve when you make up your task. The opposite word for faith is doubt. Doubters are not builders. They can do no big things in life. They can not reach their goal in life. Sel...