It's one thing to show that some ability can be attained in a controlled, toy-model environment, it's another thing to say that excellence in a field can be ach

It's one thing to show that some ability can be attained in a controlled, toy-model environment, it's another thing to say that excellence in a field can be achieved solely by environmental factors. In the nature vs nurture debate, it's not fruitful to argue for either extreme.