The reasonable man adapts himself to the world: the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends… - Malcolm Gladwell

all progress depends on the unreasonable man.

To Sternberg, practical intelligence includes things like “knowing what to say to whom, knowing when to say it, and knowing how to say it for maximum effect.

He was maxed out. He had no
resources left to do anything else. That's what happens
when you're tired. Your decision-making skills erode. You
start missing things — things that you would pick up on
any other day.

If you make a decision about who is good and who is not good at an early age; if you separate the “talented” from the “untalented”; and if you provide the “talented” with a superior experience, then you’re going to end up giving a huge advantage to that small group of people born closest to the cutoff date.