MADOKA IS NOT STUPDID SHEE IS THE BEST IN THE WHOLE WORLD, SHE SAVED EVRYTONE AND KILLED KYBEES ASS AND SHE SAVED HITOMI IN THE EARLY EPISODE AND FROM THE ACID BWEACXH ATTAXK FROM THE WITCH AND SHE MADE NWE UNIVERSE FOR EVERYONE HAPPY AND HOMURA MADE HER HAPPY ALSO AND SHE PUTSMARTED KYEBE
well, she tecnically is not saying she is stupid, she is just asking you if you're stupid, depending on the answer, she may be stupid like you, or not stupid just as you are not stupid either