Parliamentary systems usually have a head of government and a head of state.The head of government is the prime minister who has the real power.The head of state often is an elected either popular or through parliament president or in case of a constitutional monarchy hereditary.
It would be an abuse of power and unethical behaviour.
The affect was One of the greatest controversies of the Renaissance would be the idea
of Humanism, which is the idea that humans can be good people. The
church leaders at that time didn't like this idea because they didn't
have the power over people that they used to have when they could say,
"God hates you because humans are sinful, so you have to do everything
we tell you to gain His forgiveness,"