Ponies are stupid.
They're stubborn, they don't understand weather patterns, and they need to be hugged when they get hurt.
It's stupid and confusing, but Prince Rutherford isn't going to back down from helping his Honorary Yak.
(Third Place in CategoricalGrant's CuddleFic Contest. Prompts used were having his OC, Wave Function, make a cameo, and basing the story around sick ponies)