We (your authors) teach our children to work hard and never, ever give up. We teach them to be grateful, to be full of wonder, to expect good things to happen, and to search for literal and figurative treasure on every beach, in every room, and in every person.

But some day, when the treasure hunt is over, we’ll also teach them to fire people. Why? After working with the most inventive people in the world for two decades, we’ve discovered the value of a certain item in the leadership toolbox: the pink slip.