Most debates about “ethical” issues aren’t debates at all; they’re arguments that no one ever wins.
You either think abortion is right or you think abortion is wrong – but endless discussion of the matter is unlikely to change your mind.
Questions of whether gay and lesbian couples should be allowed to marry legally might not quite be so clear in people’s minds – but most of us have a pretty firm idea of where we stand.
But, when it comes to the issue of using embryonic stem cells to develop cures for dreaded diseases, things aren’t nearly so clear for many of us.