too serious about his work. straight to the point. doesn't care for impractical optimism or questions left for interpretation. quick to express his irritation. very serious about not going a single minute over what's required of him. Tough exterior. doesn't mind intelligent conversations. overly serious to an almost comedic point. Strong grip. Wise. Reserved. Stoic. Aloof. Calm. Indifferent. Blunt. Serious. Curt. Avid. Impatient. Sociable. Protective. Overbearing. Dominant. Obsessive.