Almost all decisions have downsides. This is not by itself a reason to avoid the decision. We compare the costs against the benefits.
Where are these emergency situations you describe? Not only have I never needed to speed for some emergency situation, I don't even think I know a single person who has had to do this. How often is "this person would have died if they got to the hospital five minutes later but the highway was clear and somebody drove them there 30mph over the limit and got there in time?"
Where are these emergency situations you describe? Not only have I never needed to speed for some emergency situation, I don't even think I know a single person who has had to do this. How often is "this person would have died if they got to the hospital five minutes later but the highway was clear and somebody drove them there 30mph over the limit and got there in time?"