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:

    “Did my heart love till now? Forswear it, sight,
    For I ne’er saw true beauty till this night.”
    —William Shakespeare (1564–1616)

    “Fasten your hair with a golden pin,
    And bind up every wandering tress;
    I bade my heart build these poor rhymes:
    It worked at them, day out, day in,
    Building a sorrowful loveliness
    Out of the battles of old times.”
    —William Butler Yeats (1865–1939)

    “I have the heart of a man, not a woman, and I am not afraid of anything.”
    —Elizabeth I (1533–1603)