Atul Gawande

There are, in human affairs, two kinds of problems: those which are amenable to a technical solution and those which are not. Universal health-care coverage belongs to the first category: you can pick one of several possible solutions, pass a bill, and (allowing for some tinkering around the edges) it will happen.

You want to ensure people can do it right 99 percent of time. When we have to fire one of our surgical trainees, it is never because they don't have the physical skills but because they don't have the moral skills - to practise and admit failure.