leadership

The King of Bhutan's coronation pledge is beautiful: “Throughout my reign I will never rule you as a King. I will protect you as a parent, care for you as a brother and serve you as a son. I shall give you everything and keep nothing; I shall live such a life as a good human being that you may find it worthy to serve as... See more

You don’t have to be mean to be a fighter. Some CEOs struggle with this (famously Steve Jobs), but Mark pulled it off gracefully. He didn’t yell at people, never threw furniture or lost his temper. He was just ruthlessly decisive, always willing to make the hard call.