Imagine that you and your friend are hiking together. After a while your friend says: you know what, I think we are going in the wrong direction. You tell him s

Imagine that you and your friend are hiking together. After a while your friend says: you know what, I think we are going in the wrong direction. You tell him something similar to your comment. And yes, he waits. And while he waits you get deep into the swamp. The only think you learn is maybe how to hike in a swamp. Yes he left behind. But being left behind while others run deep into the swamp is not the worst that could happen. Alas, everyone lost some time.