Couldn’t you just tell everyone that if they find the exit to bring back a plant or flower growing at the mouth of the exit? Something that requires sunlight.

If there’s one thing life has taught me personally over the last few years (without going into detail), it’s that as soon as you think you have reached some peak in understanding or some pinnacle of worldly (galactic?) insight, the clouds will part ahead of you to reveal that youre simply on a small plateau, and a…