Whenever I think of ideas in the shower, I remember what most of them are when I'm out of the shower, but I don't know how to develop them. How do I access the shower state of mind while outside the shower?
you can't, but you can always just take another shower. another thing that sometimes works is to go for a walk without any phone or recording device. it's risky business and it's kind of like flying without a net. because your memory will have to be good. but that might be an interesting trick. i tried that near the end of writing 'long long journey', and i must have came up with 6 different endings, each time while trying to remember the previous