The striking thing is that WHO doesn't really have the authority to do any of this. It can't tell governments what to do. It hires no vaccinators, distributes no vaccine. It is a small Geneva bureaucracy run by several hundred international delegates whose annual votes tell the organization what to do but not how to do it.…The only substantial resource that WHO has cultivated is information and expertise.

We yearn for frictionless, technological solutions. But people talking to people is still the way norms and standards change.

We look for medicine to be an orderly field of knowledge and procedure. But it is not. It is an imperfect science, an enterprise of constantly changing knowledge, uncertain information, fallible individuals, and at the same time lives on the line. There is science in what we do, yes, but also habit, intuition, and sometimes plain old guessing. The gap between what we know and what we aim for persists. And this gap complicates everything we do.

A failure often does not have to be a failure at all. However, you have to be ready for it-will you admit when things go wrong? Will you take steps to set them right?-because the difference between triumph and defeat, you'll find, isn't about willingness to take risks. It's about mastery of rescue.

I chose surgery because I thought that perhaps this would make me more like the kind of person I wanted to be.

Having great components is not enough, and yet we've been obsessed in medicine with components. We want the best drugs, the best technologies, the best specialists, but we don't think too much about how it all comes together.

Just using a checklist requires [doctors] to embrace different values from ones we've had, like humility, discipline, teamwork.