"You'll find someone else who really knows this stuff. No doubt about it. And firing one intransigent bully is a lot less painful than shutting down an entire division next year because he paralyzed your decision-making."
Seth states that "Deep technical competency is overrated compared with the ability to make excellent decisions"
I'd rather say technical competency doesn't make up for destroying the team spirit. There are probably several movies, where the coach throws out the star of the team and gets a better overall team afterwards.
On the other hand it is important to know that technical competency is a requirement for excellent decisions.
"You'll find someone else who really knows this stuff. No doubt about it. And firing one intransigent bully is a lot less painful than shutting down an entire division next year because he paralyzed your decision-making."