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:

    “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)

    “The heart has its reasons of which reason knows nothing: we know this in countless ways.”
    —Blaise Pascal (1623–1662)

    “Never be rash with your mouth, nor let your heart be quick to utter a word before God, for God is in heaven, and you upon earth; therefore let your words be few.”
    —Bible: Hebrew, Ecclesiastes 5:2.