Classical Control Theory

Famous quotes containing the words classical, control and/or theory:

    Et in Arcadia ego.
    [I too am in Arcadia.]
    Anonymous, Anonymous.

    Tomb inscription, appearing in classical paintings by Guercino and Poussin, among others. The words probably mean that even the most ideal earthly lives are mortal. Arcadia, a mountainous region in the central Peloponnese, Greece, was the rustic abode of Pan, depicted in literature and art as a land of innocence and ease, and was the title of Sir Philip Sidney’s pastoral romance (1590)

    In Vietnam, some of us lost control of our lives. I want my life back. I almost feel like I’ve been missing in action for twenty-two years.
    Wanda Sparks, U.S. nurse. As quoted in the New York Times Magazine, p. 72 (November 7, 1993)

    Won’t this whole instinct matter bear revision?
    Won’t almost any theory bear revision?
    To err is human, not to, animal.
    Robert Frost (1874–1963)