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 hapless Nymph with wonder saw:
A whisker first and then a claw,
With many an ardent wish,
She stretch’d in vain to reach the prize.
What female heart can gold despise?
What Cat’s averse to fish?”
—Thomas Gray (1716–1771)
“An Irishman’s heart is nothing but his imagination.”
—George Bernard Shaw (1856–1950)
“My heart burnt within me with indignation and grief; we could think of nothing else.... All night long we had only snatches of sleep, waking up perpetually to the sense of a great shock and grief. Every one is feeling the same. I never knew so universal a feeling.”
—Elizabeth Gaskell (1810–1865)