We shall have to watch them from earliest childhood and set them tasks in which they would be most likely to forget and to be beguiled out of this duty. Now, since you are all of one stock, although your children will generally be like their parents, sometimes a golden parent may have a silver child or a silver parent a golden one, and so on with all other combinations. They will appeal to a prophecy that ruin will come upon a state when it passes into keeping of a man of iron or brass. I believe that that principle, or some form of it, is justice. He reports on the successes of Abdulalim Shabazz and Jaime Escalante in teaching mathematics to Black students who were judged by others to be unteachable.
Individual differences are real.
Handicapped persons deserve special access and support privileges. All children can achieve at high levels. Children who are developmentally behind in school should receive special remedial help. Children who are developmentally ahead in school should be allowed to take special accelerated classes. Women, on average, have better verbal skills than men.