its opinnions like this that leads to people, to quote peter kay "on fire at the back of the cinema, but no ****er will go and tell somebody."
We british are terrible for it, everybody rubbernecks, but when its time to actually take action and be morally responsible, nobody does it.
You only have to look at documentaries that show stages scenes of somebody in distress, and people walking on by and not taking any interest just thinking its not there problem.
You would do something, pull alongside the driver and beep your horn like crazy and signal for him to stop, or something to get his attention and get him to stop.