Selfie of self - confidence

Success demands of  persistent ,continuous effort to achieve the desired goal and which needs continuous supply of energy .
What is the source of that energy ?
It is nothing but SELF- CONFIDENCE.
How to develop it ?
Self confidence can be developed by three steps ---
1.Exact and through knowledge
2.Ability to impart the knowledge and
3.the feeling of superiority over others that naturally follows from ponit 1 and 2
Concept of self confidence is not all - round phenomenon,it is specific in field .
No one is self confident in every field .A lawyer can be confident in legal aspect but not in others.
A doctor may be self confident in medical science not in other fields.
So to be self confident you will have to aquire axact and through knowledge and ability to impart to others .
Self- confidence will follow you naturally .Never  make an attempt to be self- confident in every field ,--- that is simply not possible .