Albert Einstein, Richard Branson, Sir Isaac Newton, John Lennon, Roald Dahl, Sir Winston Churchill, William Shakespeare, A.A. Milne, Thomas Edison, Bill Gates.
All these people have two things in common:
1. They all received school reports which summed them up as mediocre
2. They all had self belief which set fire to a life-long passion
No one is mediocre!
Lay on McDuff... And damn'd be him that first cries! "Hold, enough!"