All great managers are alike
tomtunguz.com
tomtunguz.com
I'm not sure what lessons can be drawn, if any, from this stray point away from the normal distribution curve.
2 - declare all others are like him, without any kind of comparison
3 - post with sensationalistic head line on various sites
4 - profit
Allen films are just 6 weeks shorter engagements
for me the lesson here is be the manager who has a fixed short term project each year, where everyone involved can claim kudos and respect, and you will be hiring engaged talented and frequently famous people who will lend you some of their charisma in return.
Don't hog all of the credit!
From both sides of the above situation, I know that it will make your workers not suggest new things nor care about their job. In the end that just makes your job harder.
That being said, in this case it's almost certainly intended to be an Anna Karenina reference rather than simple hyperbole ("All happy families are alike; each unhappy family is unhappy in its own way").
As a consequence the search space for great is much smaller than the overall search space and so most will look the same.