There appears to be an innate human tendency to underestimate the capacity of those who do not belong to "our" group. Those who do not share our background cannot have our ability. Foreigners, people who are in a different economic status, and the young seem invariably to be regarded as intellectually backward.
Only an unashamed dogmatist would dare to assert that the issue has finally been resolved now, in favor of the view that, outside logic or mathematics, the method of modern science is the only method to employ in seeking knowledge. The dogmatist who made this assertion would have to be more than ashamed. He would have to blind himself to the fact that his own assertion was not established by the experimental method, nor made as an indisputable conclusion of mathematical reasoning or of purely logical analysis.
If any common program is impossible, if there is no such thing as an education that everybody ought to have, then we must admit that any community is impossible. All men are different; but they are also the same. As we must all become specialists, so we must all become men. … The West needs an education that draws out our common humanity rather than our individuality. Individual differences can be taken into account in the methods that are employed and in the opportunities for specialization that may come later.