Accepting trial and error means accepting error. It means taking problems in our stride when a decision doesn't work out, whether through luck or misjudgment. And that is not something human brains seem to be able to do without a struggle.
Tim HarfordTen percent of American businesses disappear every year. ... It's far higher than the failure rate of, say, Americans. Ten percent of Americans don't disappear every year. Which leads us to conclude American businesses fail faster than Americans, and therefore American businesses are evolving faster than Americans.
Tim HarfordNorway has a relationship with the EU which is very close. It has to accept most EU rules. It has to pay EU membership fees. It has free movement of people just like other EU countries, but it's not actually in the EU.
Tim HarfordYou show me a successful complex system, and I will show you a system that has evolved through trial and error.
Tim HarfordIn many ways, love seems to be totally divorced from economics. But then you realize - well, the stakes are high. This is something that matters to us. We're dealing with scarcity. I mean, if you're dating one person, at the very least, you don't have as much time to date another person. And you may well find that you can only date one person at a time.
Tim Harford