I Don't Know Is Not a Useful Answer for Learning

I don't know is not a useful answer for learning ever so confronted with a mysterious experience confronted with something in explainable that either happens to you or you hear about the least comfortable answer is actually I don't know because you can't learn from that. The brain abhors a story vacuum and will always give a reason in the same way Anna always gave a reason for why she laughed she never said I don'tknow.