We're better in the rearview mirror than we are at predicting - 'cause you're never going to be right every time. You can handicap it. You can point to certain elements that make it work, and many of those elements come straight out of epidemiology, right?

The only thing all successful people have in common is that they're successful, so don't waste your time copying "the successful strategies" of others.

Competence is no longer scarce.

Somewhere in the world, someone is doing something that you decided couldn't be done.

I find that it's almost essential to fall in love with an idea to invest the time it takes to make it good and worth sharing. And then, the hard part: deleting that idea when it's just not what it could be. Too often, organizations are good at the first part, but struggle with the second. And so we defend expired business models, support the status quo and have a knee-jerk inclination to preserve what we've got.

Everyone has failed, everyone has misspoken, everyone has meant well but done the wrong thing. Your favorite restaurants, cafes and books have all gotten a one-star review along the way. No brand is perfect, no individual can pretend to be either. Perfect can't possibly be the goal, we're left with generous, important and human instead.

The way to work with a bully is to take the ball and go home. First time, every time. When there's no ball, there's no game. Bullies hate that. So they'll either behave so they can play with you or they'll go bully someone else.