Albert Einstein one said, "Common sense is the collection of prejudices acquired by age eighteen."(Quotations,162) There is some truth to what he said in relation to Natural Law Theory. It would seem that Natural Law is based at least in part on common sense. This essay will attempt to discredit the Theory of Natural Law on these grounds, as well as proving that it is inapplicable when judging the ethical value of homosexuality, and discrediting homosexuality as a "perversion." Act utilitarianism depicts the argument more clearly, because there are certain semantic inconsistencies with Kantian ethical Theory that will be discussed further on.

Let us first consider the premise that homosexuality is contrary to Natural Law, because the Natural Law dictates that sexual relationships must be heterosexual and have as a (perhaps eventual) goal of reproduction. According to an Australian newspaper, there are 450 species of animals on the...