Much of our work today has entered its own B-17 phase. Substantial parts of what software designers, financial managers, firefighters, police officer… - Atul Gawande

Good checklists, on the other hand are precise. They are efficient, to the point, and easy to use even in the most difficult situations. They do not try to spell out everything — a checklist cannot fly a plane. Instead, they provide reminders of only the most critical and important steps — the ones that even the highly skilled professional using them could miss. Good checklists are, above all, practical.

You would think that this would be whether the entrepreneur’s idea is actually a good one. But finding a good idea is apparently not all that hard. Finding an entrepreneur who can execute a good idea is a different matter entirely. One needs a person who can take an idea from proposal to reality, work the long hours, build a team, handle the pressures and setbacks, manage technical and people problems alike, and stick with the effort for years on end without getting distracted or going insane. Such people are rare and extremely hard to spot.

At times, in medicine, you feel you are inside a colossal and impossibly complex machine whose gears will turn for you only according to their own arbitrary rhythm. The notion that human caring, the effort to do better for people, might make a difference can seem hopelessly naïve.