Would you be willing to share the koan?
I generally don’t believe that dreams or omens come from a place with some special connection to the truth, but if following a clue from a mysterious source is cheap, I generally follow it. If one doesn’t accept prompts to go on an adventure, one cannot reasonably claim disappointment if life has too few adventures.
Shinzen Young’s Five Ways to Know Yourself https://www.shinzen.org/wp-content/uploads/2016/08/FiveWaystoKnowYourself_ver1.6.pdf uses the words “spacey” and “racy” instead of “hazy” and “crazy”, but they might be talking about the same thing. He has specific antidotes for each. There are YouTube videos in addition to the document I just cited. He has a newer book out that is probably about the same topics, but I haven’t read it.