wow! This brought to mind the sixlittlewords challenge that occurred on LJ back in 2006. There actually was a community of that name and it was prompted by the famous Hemingway line that you quoted.

This post made me go hunting for my own posts and there were actually three, the first one here (http://st-crispins.livejournal.com/241485.html)

I'll post the ones I came up with, some 9 years ago(!)