Take the words right out of my mouth
He had a feeling that Ash was feeling down on herself, but really there was a beauty to her flawless coat that he wished she could see. Her response made him flick an ear, stilling his wagging tail as he wrinkled his nose. How could she even compare herself to him? He was a dusty gray, some black mixed in... he didn't hate on himself, but he found much more character in her coloring.
Deciding not to push the subject and risk upsetting her, he let it go and listened to her change of topic. As she confessed her doubts, he furrowed the dark of his 'brows and listened carefully.