My understanding of "fail fast" is not that you should pack up and go home if your idea doesn't work, but rather that you should change course toward an idea th

My understanding of "fail fast" is not that you should pack up and go home if your idea doesn't work, but rather that you should change course toward an idea that works better as soon as you realize you're heading in the wrong direction - rather than chasing your losses by clinging stubbornly to a doomed trajectory.