I agree. > I figured out that my happiness increases when I'm hiking or cooking. I doubt that a review system would have helped me to understand that. That is

I agree. > I figured out that my happiness increases when I'm hiking or cooking. I doubt that a review system would have helped me to understand that. That is great, but also not great advice (not that you framed it as advice). But on a similar note, you might figure out that what you like doing doesn't make you happy.