Lords go left, Emperors go right

Do you want to be a lord of a region or a famous emperor? This is a question that only children make. Adults know that it is impossible to have both. Of course, there are some exceptions. People cannot be generalized. After all, some people are born to be Romans, and some people are born to be cattle and horses.
Imperial Envoy: Your Highness Aosta, His Majesty asked me to bring you a message. The throne has always been reserved for you. As long as you are willing to return, the throne...
Osta: No need. Even if I become a lord here until I grow old and die outside, I will never go back to inherit the throne!
Imperial Envoy: Your Highness Aosta, the Queen also wants you to go back and visit when you are free.
Osta: What! Mother said that. Why didn't you tell us earlier? When are we leaving?
Imperial Envoy: .... (This...is too difficult for me)