William Harvey — "I have not only affirmed, but also demonstrated, that the motion of the heart is…"
I have not only affirmed, but also demonstrated, that the motion of the heart is a perpetual circulation of the blood.
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More from William Harvey
"It is not wealth or ancestry, but rather the spirit of the age, which has raised me to the highest pinnacle of fame."
"Nature is the best teacher."
"The semen is the efficient cause and the egg the material cause of generation."
"It is a thing alike wonderful and incredible, to observe how the blood, from the very beginning of its motion, is distributed from the heart through the whole body, and then returns to the heart again…"
"The vital spirit is not a separate entity, but intimately connected with the blood."
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