[Children have] a great need to know where behavioral boundaries are and who has the courage to enforce them. Years ago, during the early days of the progressive-education movement, an enthusiastic theorist decided to take down the chain-link fence that surrounded the nursery-school yard. He thought the children would feel more freedom of movement without that visible barrier surrounding them. When the fence was removed, however, the boys and girls huddled near the center of the play yard. Not only did they not wander away, they didn"t even venture to the edge of the grounds. Clearly, there is a security for all of us in defined boundaries.
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