I enjoyed this article. It got me thinking that one of the problems in life is that the loss function is unknown: we don't always know beforehand what would mak

I enjoyed this article. It got me thinking that one of the problems in life is that the loss function is unknown: we don't always know beforehand what would make us happy or satisfied. However, it's a lot easier to gauge one's current gradient: whether things are getting better or worse, or stagnant, as in plateau.