grumpy," "difficult," "opinionated," "stubborn," and "short-tempered." He might also describe himself as "sensitive" and "deeply caring," but only to those who are close to him. He might acknowledge that his grumpy personality can make it hard for him to get along with others, and he might make self-deprecating comments about his grumpiness. Ultimately, he might view himself as a complex and multi-faceted person, with both positive and negative characteristics.