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:
“And this, because the heart in thee is the heart of all; not a valve, not a wall, not an intersection is there anywhere in nature, but one blood rolls uninterruptedly an endless circulation through all men, as the water of the globe is all one sea, and, truly seen, its tide is one.”
—Ralph Waldo Emerson (1803–1882)
“My own heart let me more have pity on; let
Me live to my sad self hereafter kind,
Charitable; not live this tormented mind
With this tormented mind tormenting
yet.”
—Gerard Manley Hopkins (1844–1889)
“For like as herbs and trees bringen forth fruit and flourish in May, in likewise every lusty heart that is in any manner a lover, springeth and flourisheth in lusty deeds.”
—Thomas Malory (c. 1430–1471)