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There is another reason, besides economy of effort, why we so often hold to our stereotypes when we might pursue a more disinterested vision. The systems of stereotypes may be the core of our personal tradition, the defenses of our position in society.

They are an ordered, more or less consistent picture of the world, to which our habits, our tastes, our capacities, our comforts and our hopes have adjusted themselves. They may not be a complete picture of the world, but they are a picture of a possible world to which we are adapted. In that world people and things have their well-known places, and do certain expected things. We feel at home there. We fit in. We are members. We know the way around. There we find the charm of the familiar, the normal, the dependable; its grooves and shapes are where we are accustomed to find them. And though we have abandoned much that might have tempted us before we creased ourselves into that mould, once we are firmly in, it fits as snugly as an old shoe.

No wonder, then, that any disturbance of the stereotypes seems like an attack upon the foundations of the universe. It is an attack upon the