Equivalence Class Structure

Famous quotes containing the words class and/or structure:

    “Think of what our Nation stands for,
    Books from Boots’ and country lanes,
    Free speech, free passes, class distinction,
    Democracy and proper drains.”
    —Sir John Betjeman (1906–1984)

    “What is the most rigorous law of our being? Growth. No smallest atom of our moral, mental, or physical structure can stand still a year. It grows—it must grow; nothing can prevent it.”
    —Mark Twain [Samuel Langhorne Clemens] (1835–1910)