The Two Types of Knowledge (or How to Be Smart)
Zat Rana

A great tennis player may have his brain wired to play a great game, muscle memory, muscle strength, attitude, practice etc. Does anything genetic matter? Most people, given that they have some interest, can play tennis. Those with a little head start, the opportunity to train, more passion in the game etc takes it to the next level. Given that humans even need to learn to walk, great tennis is perhaps an instance of great learning.