 He wrote that while Murphy discussed hypothetical scenarios in which it became possible for scientists to manipulate "sexual orientation in utero or in adults", his "countless scenarios seem contrived and belabored".He described Murphy's view that adults should be free to have their sexual orientation changed through biological manipulation and that "mothers would have the right to abort fetuses that tested positive for homosexuality", if either of these things ever became possible, as "disturbing", but also difficult to argue against.