Failure is a great teacher, and I think when you make mistakes and you recover from them and you treat them as valuable learning experiences, then you've got something to share.
You will find in politics that you are much exposed to the attribution of false motive. Never complain and never explain.
You see Boris Becker, Mats Wilander, Nadal, Pete Sampras - they were all great when they were young. As a coach, you can see that type of talent at an early age.