A guy broke both his arms, which made him angry and sad. But then his family helped him become happier. He told the story online and it made everyone else sad.
His brain definitely would NOT experience the same g-forces as hitting concrete. You have less than an inch of deceleration space against a surface that hard, whereas getting caught by superman would probably give you at least twice as much space, if not way more, which would reduce your g-forces by more than half