Let me tell you, Antigone: those days are over for. Thebes. Thebes has a right to a king without a past. My name, thank God, is only Creon
I think Creon is saying that the people of Thebes deserve a king who can move forward instead of being connected to past problems and conflicts. When he says, “My name, thank God, is only Creon,” he emphasizes that he wants to be known for who he is, rather than for his family history.
You will say that your are not well and th~t you have not been out since yesterday
I think this means that the person is expected to give a specific excuse for staying home. By saying they are sick and have not been out since yesterday, they make it sound like they need to rest and cannot go anywhere.
I say "thanks"; I get the tobacco stowed away in my cheek-the whole thing don't take ten seconds; and there she is, clawing away like a hyena.
The passage shows how quickly the speaker puts the tobacco in their cheek, making the action seem ordinary and effortless.