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:

    “Fine art is that in which the hand, the head, and the heart of man go together.”
    —John Ruskin (1819–1900)

    “Foolishness is bound in the heart of a child; but the rod of correction shall drive it far from him.”
    —Bible: Hebrew Proverbs 22:15.

    “Long, long, afterward, in an oak
    I found the arrow, still unbroke;
    And the song, from beginning to end,
    I found again in the heart of a friend.”
    —Henry Wadsworth Longfellow (1809–1882)