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:
“Not yet has my heart or head
In the least way realized
They and I are civilized.”
—Countee Cullen (1903–1946)
“Southern women are ... all at heart abolitionists.”
—Ella Gertrude Clanton Thomas, U.S. diarist. As quoted in Divided Houses, ch. 1, by Leeann Whites (1992)
“If we may believe our logicians, man is distinguished from all other creatures by the faculty of laughter. He has a heart capable of mirth, and naturally disposed to it.”
—Joseph Addison (1672–1719)
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