literal: |
  Here's a literal scalar.
  That's a newline.
  
  Let's go...
folded: >
  Here's a folded scalar that
  wraps over to a newline.
  
  Let's go...
regular: Here's a regular
   scalar that keeps
   on wrapping...
   
   
   Let's go!
and last key: so it doesn't go bonkers