Morris is being an optimist.
Raoul is more of a hard liner and a stronger believer in the marxist garbage then Fidel is.
And from his repuation and experience running the state machine, and his more hands on role, appears to have a "stronger stomach" then Fidel.
Take Fidel, make him more sadistic, more hands on cruel, lessen the ego, and multiply lack of respect for life and multiply the dedication to stalinist marxism, and you have Raoul.
And those are his strong points