Most of us think that we would be these active bystanders? That we would be these kinds of heroes? In fact, in research on this, When researchers give people hypothetical scenarios and ask if they would intervene, most of us, "of course, yes, of course, of course I would stand up". But even when those same researchers present an actual physical situation where someone needs to actually intervene, most people do nothing, and they fall prey to the well known bystander effect.