Well, a lot basic rationality literally seems to be about doing what is almost obvious but is hard to do because of bugs in your cognitive architecture. This reminds me of the following quote by Elon Musk in an interview where he was asked what he would say to new start-up founders:

Try to get together a group of people to do something useful. This may seem like an obvious thing, but often people will organize into a company that doesn't produce anything useful.