Rick Perry of Texas is the nation 's longest-serving governor . He was elected in 2000 and re-elected last year with a record 60 percent approval rating. Romney , meanwhile , has often been described as cool and calm -- almost robotic -- and takes a business approach to governing and rarely shows his anger , political observers say . Analysts say the two do not like each other and are polar opposites .
Rick Perry of Texas is the nation 's longest-serving governor . He was elected in 2000 and re-elected last year with a record 60 percent approval rating. Analysts say the two do not like each other and are polar opposites .