Kirk was really a jerk most of the time. How could they be friends? Spock was so rational. I just don't buy he viewed their friendship to be as close as Kirk thought th... moreKirk was really a jerk most of the time. How could they be friends? Spock was so rational. I just don't buy he viewed their friendship to be as close as Kirk thought they were. Maybe they were each other's Yin and Yang?