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:

    “The world stands out on either side
    No wider than the heart is wide;
    Above the world is stretched the sky,—
    No higher than the soul is high.”
    —Edna St. Vincent Millay (1892–1950)

    “Wee image of my bonnie Betty,
    I fatherly will kiss and daut thee,
    As dear an’ near my heart I set thee
    Wi’ as guid will,
    As a’ the priests had seen me get thee
    That’s out o’ hell.”
    —Robert Burns (1759–1796)

    “I live to hold communion
    With all that is divine,
    To feel there is a union
    ‘Twixt Nature’s heart and mine;”
    —George Linnaeus Banks (1821–1881)