We're faster when motivated. If you're young and don't like competition and a team sports is imposed on you, you don't even know that you're supposed to be more

We're faster when motivated. If you're young and don't like competition and a team sports is imposed on you, you don't even know that you're supposed to be more motivated than you are, to save your team and crush the other one. Motivation and training are hugely correlated to speed IMHO.