No, you are dumb and you laugh at your own ignorance.
Batman acknowledged in that very scene that Superman had parents ("I bet your parenths taught you..."). He knew he had a mother.
Bruce hearing the name 'Martha' at that moment triggered his PTSD, which is a very real thing that happens at people in the real world in their daily lives long after a very traumatic incident. Look it up and learn a thing or otherwise stay ignorant.
No, him being a lifter made sure that his superheroes were looking the way they were supposed to, after casting them perfectly.
Unlike Matt Reeves not being one and having his Batman being embarassingly skinny and weak looking.