Sam looked at his master with approval, but also with surprise: there was a look in his face and a tone in his voice that he had not known before. It had always been a notion of his that the kindness of dear Mr. Frodo was of such a high degree that it must imply a fair measure of blindness. Of course, he also firmly held the incompatible belief that Mr. Frodo was the wisest person in the world (with the possible exception of Old Mr. Bilbo and of Gandalf).