It's called saving. There are many ways to do that, but I prioritised to have enough _liquid_ capital to be able to get me through many many months without earn

It's called saving. There are many ways to do that, but I prioritised to have enough _liquid_ capital to be able to get me through many many months without earning anything. Of course it might still be irrational, stupid and risky to quit before the next job is secured, and I would also avoid it when possible. But being able to afford risk and to allow for ones own stupidity is a great comfort.