[throwaway675309]

Not really. You could have Scrooge McDuck vault levels of gold and all the training time in the world and you'll probably still get absolutely destroyed by Gary Kasparov in a casual game of chess.

There's always a genetic component that influences your min and max levels at any given skill.

[Fomite]

The assertion was more power, not infinite power.

You might not beat Gary Kasparov, but if you retired, hired a coach, and devoted yourself to chess, you would be better than your counterfactual equivalent who doesn't.