By, “something old like history,” you mean like historical historiography? Like break out some Peloponnesian War before breakfast? Or does Guns Germs and Steel count?
Discussion
The former
Read from authors that have pre modern minds
You may know of Lewis’ intro to Athanasius, De Incarnatione
https://ancientanglican.com/introduction-to-on-the-incarnation-by-c-s-lewis/