My response, to leave them there was based on 1) not taking lives as a result of my decision, and 2) if they're alive, they might eventually find a way to stop

My response, to leave them there was based on 1) not taking lives as a result of my decision, and 2) if they're alive, they might eventually find a way to stop the trolley and get off. My choice gives them that chance, in my opinion.