He was quite successful....
Any before anyone asks what the logic was behind this - there wasn't any - he just chose to believe it and ignore any evidence to the contrary.
Meanwhile, CEOs who demand the impossible and don't get lucky are not celebrated, but are also not widely publicized as failures, so people don't learn from those lessons.
I've always sort of wondered if there's a reverse effect - if the kind of person who can eagerly commit a big chunk of their life to a task with a 95%+ risk of failure is significantly less likely to be in touch with reality than others.