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:
“Long, long, afterward, in an oak
I found the arrow, still unbroke;
And the song, from beginning to end,
I found again in the heart of a friend.”
—Henry Wadsworth Longfellow (1809–1882)
“I knew a pure heart who refused tot be mistrustful.... He had written at his doorstep: “From wherever you are, enter and be welcome”. Who do you think responded to this lovely invitation? The militia, who made themselves at home and gutted him.”
—Albert Camus (1913–1960)
“The blood weeps from my heart when I do shape,
In forms imaginary, th’ unguided days
And rotten times that you shall look upon
When I am sleeping with my ancestors.”
—William Shakespeare (1564–1616)