Control Groups

Famous quotes containing the words control and/or groups:

    Playing at make-believe, the young child becomes the all-powerful person he cannot be in reality. In pretending, the child takes control of his otherwise powerless position.
    Joanne E. Oppenheim (20th century)

    The awareness of the all-surpassing importance of social groups is now general property in America.
    Johan Huizinga (1872–1945)