Many other countries have already banned human cloning, and there are efforts at the UN to make such a ban universal.
In baseball you hit your home run over the right-field fence, the left-field fence, the center-field fence. Nobody cares. In golf everything has got to be right over second base.
The trip I made to Angola to study the prehistoric contents of the gravel beds as a means of deciding the age of the deposits and their economic potential was the first time prehistory had ever been used for such a purpose.