Meditate on this:

Any time you find yourself in a conversation at a cocktail party in which you do not feel uncomfortable that the hostess might come around and say, "Why are you fellows talking shop?" or that your wife will come around and say "Why are you flirting again?"- then you can be sure you are talking about something about which nobody knows anything.

Feynman.

that phrase comes up as a principle for discovering theories that don't work, and science that isn't science