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:
“The heart can think of no devotion
Greater than being shore to the ocean....”
—Robert Frost (1874–1963)
“The Heart asks Pleasure—first—
And then—Excuse from Pain—”
—Emily Dickinson (1830–1886)
“Did my heart love till now? Forswear it, sight,
For I ne’er saw true beauty till this night.”
—William Shakespeare (1564–1616)
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