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).
Read more about Heart.
Famous quotes containing the word heart:
“There are two kinds of people one can call reasonable: those who serve God with all their heart because they know him, and those who seek him with all their heart because they do not know him.”
—Blaise Pascal (1623–1662)
“If others surpass you in knowledge, in charm, in strength, in fortune, you have other causes to blame for it; but if you yield to them in stoutness of heart you have only yourself to blame.”
—Michel de Montaigne (1533–1592)
“One hand stiff—heaviness of forties & menopause reduced
by one heart stroke, lame now—wrinkles—a scar on
her head, the lobotomy—ruin, the hand dipping downwards to
death—”
—Allen Ginsberg (b. 1926)