"A feather is trimmed, it is trimmed by the light and the bug and the post, it is trimmed by little leaning and by all sorts of mounted reserves and loud volumes. It is surely cohesive." 
 From   Tender Buttons: Objects   by Gertrude Stein  Illustrated by Lisa Congdon 
  Head over to  Brain Pickings  to learn more about the collaboration and get a peek at the book.