No, the trolley problem is actually a good parallel to real ethical dilemmas, where through action or inaction, some smaller amount of harm is inflicted on innocent people, to prevent a larger amount of harm on other innocent people.
Most people's moral compasses, when questioned, will point to the belief that the optimal amount of this kind of harm in society to be non-zero.
> No, the trolley problem is actually a good parallel to real ethical dilemmas
Its not, because it is a deliverate simplification which removes uncertainty of outcomes and uncertainty in the probability of outcomes, both actual and perceived through subconscious rationalization.
It is a good illustration of one of the many dimensions of problems that exist in real life ethical dilemmas, but is not, in general, a good parallel for them.
Most people's moral compasses, when questioned, will point to the belief that the optimal amount of this kind of harm in society to be non-zero.