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:

    “Weather abroad
    and weather in the heart alike come on
    Regardless of prediction.”
    —Adrienne Rich (b. 1929)

    “swerving
    perfectly,
    the fierce, brilliant faith
    that pierces the heart all summer
    and sips bitter insects steeped in nectar ...”
    —Denise Levertov (b. 1923)

    “O Mary, canst thou wreck his peace,
    Wha for thy sake wad gladly die?
    Or canst thou break that heart of his,
    Whase only faut is loving thee?”
    —Robert Burns (1759–1796)