What are corners?

Famous quotes containing the word corners:

    “Unregarded age in corners thrown.”
    —William Shakespeare (1564–1616)

    “The human heart is like a ship on a stormy sea driven about by winds blowing from all four corners of heaven.”
    —Martin Luther (1483–1546)

    “Ink runs from the corners of my mouth.
    There is no happiness like mine.
    I have been eating poetry.”
    —Mark Strand (b. 1934)