As someone who remembers the days before the internet, that's 1000x better than our method of just believing whoever seemed the most sure. We weren't running down to the library 10 times a day to find quality sources for information, we just didn't know things. When did that person die? Who knows. Is it safe to mix these chemicals? Try it and see.
Old wives tales and superstition were responsible for at least 60% of all decision making.