Marcus Aurelius believed that Rome should again become a republic, because in all the years that the emperor was despite having conquered many lands and met the people had failed in if anything important because although Rome had achieved great territorial expansion that does not had benefited the people because although this
support and celebrate the victories, most citizens (men), must leave their families to risk their lives in battle.
Comfortable, but knew that the people he liked the victory he had no courage to face a war and therefore preferred to distract the people with a plan of "bread and circuses", so that this will not notice the problems of empire and reveal not against it. Another thing that Commodus believed, was that the power of the empire was to be concentrated only in the emperor, or the failure of the Senate supported.
There was infighting in the Senate since some defended and supported the government led by Comodo and others were against and conspired against him, this caused many upheavals and conflicts.