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 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)
“She saw the couches of the dead, and where the fibrous root
Of every heart on earth infixes deep its restless twists:”
—William Blake (1757–1827)
“Always the heart and the soul of our country will be the heart and the soul of the common man; the men and the women who never have ceased to believe in democracy. Who never have ceased to love their families, their home, and their country.”
—Franklin D. Roosevelt (1882–1945)