Bree is a proud warhorse that escaped captivity and learned to be humble.
"Are you going to run away, too?" said Shasta, turning very pale.
"Yes, if you'll come with me," answered the Horse. "This is the chance for both of us. You see, if I run away without a rider, everyone who sees me will say 'Stray horse' and be after me as quick as he can. With a rider I've a chance to get through..."
- The Horse and His Boy