What is cancel?

Famous quotes containing the word cancel:

    Every bondman in his own hand bears
    The power to cancel his captivity.
    William Shakespeare (1564–1616)

    Stated clearly enough, an idea may cancel itself out.
    Mason Cooley (b. 1927)

    The moving finger writes; and having writ,
    Moves on: nor all your Piety nor Wit
    Shall lure it back to cancel half a line,
    Nor all your Tears wash out a Word of it.
    Edward Fitzgerald (1809–1883)