+1 for "Would you be afraid to hire your smartest friends".
It's also worth considering whether you would help find your replacement. If not wanting to invite your friends is a bad sign, what does it say if you wouldn't tell people you don't even know to work for the company?
It's also worth considering whether you would help find your replacement. If not wanting to invite your friends is a bad sign, what does it say if you wouldn't tell people you don't even know to work for the company?