If you are going to make companies, corporations, actually responsible for the safety of other people's lives, then if they fail in their duty, the only thing to prevent them failing in their duty is the fear that they would be put behind bars.
You're not the only one who's made mistakes, but they're the only things that you can truly call your own.
Every man judges his own happiness and satisfaction with life in terms of his possession or lack of possession of those things that he considers worthwhile and valuable.