“Which will be detected by an intelligence test: the ability to make some rationally demonstrable conclusion as to whether suffering injustice is better than inflicting, or the ability to tell where the trains will meet? Is it possible that we might meet some person who does indeed give himself to consider whether patience is a fixed or a changeable attribute, but can not for the life of him tell you which diagram was made from which? And one more question: How did the makers of the intelligence test come to "know" what intelligence is, that they can devise ways to measure it, and then pronounce its worth in numbers?”