Heart

Heart

The heart is a hollow muscle that pumps blood throughout the blood vessels by repeated, rhythmic contractions. It is found in all animals with a circulatory system (including all vertebrates).

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Famous quotes containing the word heart:

    “Our destiny, our being’s heart and home,
    Is with infinitude, and only there;
    With hope it is, hope that can never die,”
    —William Wordsworth (1770–1850)

    “Farewell, my Youth! for now we needs must part,
    For here the paths divide;
    Here hand from hand must sever, heart from heart,—
    Divergence deep and wide.”
    —Rosamund Marriott Watson (1863–1911)

    “Lest, once more wandering from that heaven,
    I fall on some base heart unblest,
    Faithless to thee, false, unforgiven,
    And lose my everlasting rest.”
    —John Wilmot, 2d Earl Of Rochester (1647–1680)