One big knock on teens is that they're not as professional (as adults), but I think that's a generality that can be blown out of proportion. You can teach them the right way the first time. They don't have to unlearn any bad habits.
Guided only by their feeling for symmetry, simplicity, and generality . . . creative mathematicians now, as in the past, are inspired by the art of mathematics rather than by any prospect of ultimate usefulness.
But what for the generality I call a light or gentle hand, is at the same time as light as a feather, and yet firm, except in extraordinary cases.
As soon as there is language, generality has entered the scen.
The generality of mankind are contented to be estimated by what they possess instead of what they are.