What he says, in a nutshell, is that a couple of curmudgeons are a good thing for a company. They provoke change. I think he's saying I'm such a character.
George Bernard Shaw put it another way, which I like. He said:
The reasonable man adapts himself to the world: The unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man.
My wife first introduced me to this quote. She thinks I'm an unreasonable man. I think she was using GBS's definition.