[Goku hesitates but- well, it's not like it's a secret. And Mickey is easy to talk to.]
When I was a kid, I was locked up in a place on my own for a long time. When I was there, everything felt real "empty". Then I left and went to a bunch of other places. I know the time since I've been out is way less than the time I spent there, but it still feels way more "full".