The stem cell controversy is the ethical debate primarily concerning the creation, treatment, and destruction of human embryos incident to research involving embryonic stem cells. Not all stem cell research involves the creation, use, or destruction of human embryos. For example, adult stem cells, amniotic stem cells and induced pluripotent stem cells do not involve human embryos.
Read more about Stem Cell Controversy: Background, Viewpoints, Ethical Theories
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“Bite down
on the bitter stem of your nectared
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the dreamy stench of death and fling
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about your brown shoulders laughing.”
—Denise Levertov (b. 1923)
“It is plain that there is no separate essence called courage, no cup or cell in the brain, no vessel in the heart containing drops or atoms that make or give this virtue; but it is the right or healthy state of every man, when he is free to do that which is constitutional to him to do.”
—Ralph Waldo Emerson (1803–1882)
“Ours was a highly activist administration, with a lot of controversy involved ... but I’m not sure that it would be inconsistent with my own political nature to do it differently if I had it to do all over again.”
—Jimmy Carter (James Earl Carter, Jr.)