answer:As Mark Twain said, “It ain’t what you don’t know that gets you into trouble. It’s what you know for sure that just ain’t so.” The recognition that “I don’t know” is a good thing. It creates a space for investigation. Even if that investigation doesn’t culminate in some finished “truth”, at least it hasn’t closed the door on the matter. Thinking you already know the answer means that there’s no more need for investigation. That precludes any possibility for evolution/growth. That’s bad enough when your certainty is based on near-truths; but when it’s based on patently erroneous information, then you’re not only stuck, you’re stuck on the wrong course. We combat it by questioning, questioning, questioning…