Another way you can let yourself turn into a bozo over time is starting to believe you’re brilliant. You’ve got to be self-confident, but you can’t ever let yourself think you’re too important to have lunch with your employees or meet with real customers... You might be in the top job as CEO, but you are always replaceable. Never forget that.
( Source: Forbes | Why Every Company Needs A "No Bozos" Policy )
Amazing that stuff like this still happens.
Also, if you look at the image in the above-linked story and didn't know who any of those guys are, who would be the assumed bozo?
There might be another life-lesson in that picture.