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).

Read more about Heart.

Famous quotes containing the word heart:

    “We are at heart so profoundly anarchistic that the only form of state we can imagine living in is Utopian; and so cynical that the only Utopia we can believe in is authoritarian.”
    —Lionel Trilling (1905–1975)

    “And my heart is like nothing so much as a bowl
    Brimming over with quivering curds!”
    —Lewis Carroll [Charles Lutwidge Dodgson] (1832–1898)

    “O Father we welcome your words,
    And we will take heart for the future,
    Remembering the past.”
    —T.S. (Thomas Stearns)