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).

Famous quotes containing the word heart:

“I mean that my heart unto yours is knit,
So that but one heart we can make of it:
Two bosoms interchainèd with an oath,
So then two bosoms and a single troth.”
—William Shakespeare (1564–1616)

“Foolishness is bound in the heart of a child; but the rod of correction shall drive it far from him.”
—Bible: Hebrew Proverbs 22:15.

“Religion is the sigh of the oppressed creature, the heart of a heartless world, and the soul of soulless conditions. It is the opium of the people.”
—Karl Marx (1818–1883)

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