Talk:Sans/@comment-151.42.130.194-20150926162626

"He tends to say he hates to make promises, whether it is a result of a past incident, or his own laziness, is a mystery."

He's most likely saying that because, with fighting you, he broke the promise he had done with Asriel about protecting the human that passed through the metal door. I'm positive this is the reason, but I don't really know how to edit the page.