The argument has been made in Congress that it is slippery slope if you allow therapeutic, what people people are calling therapeutic cloning, then you will get reproductive cloning. ↗
I see women in their 30s getting plastic surgery, pulling this up and tucking that back. It's like a slippery slope - once you start you pull one thing one way and then you think, 'Oh my God, I've got to do the other side.' ↗
Once you begin reviewing judgment calls, which in basketball there are many, you put yourself on a very slippery slope in terms of what could be reviewed, and ultimately the number of reviews that could take place that would make it unwieldy. ↗