Hands have evolved to serve as refined manipulators

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Hands have evolved to serve as refined manipulators of tools Eyes are for seeing Feet are for walking Breasts are for feeding babies And so on….
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“Unnatural” as “contrary to purpose” [P1]Homosexual sex involves ________________. What is the purpose of our sex organs? Is it restricted to procreation? Or is it to provide pleasure/connection to sustain relationships that can be -- but need not be -- oriented to procreation? On this account, homosexual sex does not come out as contrary to its purpose.
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Homosexual Sex as not aimed at Procreation [P1] Sex that is not aimed at ______________. [P2] Using one’s body in a way that is contrary to its purpose is morally wrong. [C] Sex that is not aimed at procreation is morally wrong. Suppose P1 and P2 are true. Then the argument establishes the following as morally wrong: masturbation, hetero- and homosexual oral sex, sex with contraceptives, with people who are infertile.
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Contrary to purpose as morally wrong Contrary to purpose as morally wrong [P2] Using one’s body in a way that is contrary to its purpose is morally wrong. If so, then the following are morally wrong: Using your feet to play footsie Rolling your eyes to express sarcasm
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Unnatural as “not found in nature” Unnatural as “not found in nature” [P1] Homosexual acts are unnatural in that they are aberrations of our natural human instincts. [P2] Aberrations of our natural human instincts are morally wrong. [C] Therefore, homosexual acts are morally wrong.
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Unnatural as “against nature” Unnatural as “against nature” [P1] Homosexual acts are unnatural in that they are aberrations of our natural human instincts. One: whose natural human instincts are the subject of [P1]? If a person has strong instincts toward homosexuality, they may well be part of his or her natural human instincts.
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Unnatural as “against nature” Unnatural as “against nature” [P1] Homosexual acts are unnatural in that they are aberrations of our natural human instincts. Two: interpretation of “natural human instincts” is characterized in terms of what other animals do. Standard support for [P1]: homosexual relations are not found among other animals Urban myth Documented “homosexual” relations in well over 1000 species Bonobo monkeys have frequent male-male, female-female, male- female oral sex Dolphins penetrate each other’s blowholes Female cattle mount each other European polecats can be exclusively homosexual
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Sometimes nature gets especially wild…
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