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:
“Lovers, the conclusion is
Doubled sighs and jealousies
In a single heart that grieves
For lost honour among thieves.”
—Robert Graves (18951985)
“And wilt thou leave me thus?
That hath loved thee so long
In wealth and woe among:
And is thy heart so strong
As for to leave me thus?
Say nay! say nay!”
—Sir Thomas Wyatt (1503?1542)
“Im beginning to believe that Killer Illiteracy ought to rank near heart disease and cancer as one of the leading causes of death among Americans. What you dont know can indeed hurt you, and so those who can neither read nor write lead miserable lives, like Richard Wrights character, Bigger Thomas, born dead with no past or future.”
—Ishmael Reed (b. 1938)