Interesting article from fortune on why talent is overrated. As a society, we tend to overvalue innate talent. However, most success comes from focused hard work rather than pure talent. Tiger Woods is great because of how focused he is on constantly improving his game.
As i talked about in Effective Technology Teams, what someone knows is much less important than what they can learn. For further reading, I highly recommend the book Mindset by Carol Dweck. Fascinating book that helped make this concept clear to me.