When does life begin? I think most agree that eggs and sperm individually by themseves is not life. By many standards it starts at conception, when they join and become an embryo. Or, is it when there is a heartbeat? Or, later when viable? Or, at birth? If Christian, then thou shall not kill. But what does that mean? At conception? Maybe when implanted (but what about in the not to far future, when a baby might be grown in an artifical womb? What about when faked in a mentally ill man?). Once there is a heartbeat? Once viable? Once...