I would stop anyone about to jump out a window or run into a busy street because, regardless of their agency, those acts almost certainly involve others. The d

I would stop anyone about to jump out a window or run into a busy street because, regardless of their agency, those acts almost certainly involve others. The driver who strikes the person in this hypothetical, for example, would likely be traumatized, feeling all kinds of strong emotions for being involved in another's death. The would-be suicide has no right to impose that on the random driver whose vehicle they want to use to commit suicide.