That summa was not only for their use, it was for all Catholics. Where does St. Thomas have to instruct either his theological students or the common layman about same-sex marriage?
The "Summa theologica" -- This work immortalized St. Thomas. The author himself modestly considered it simply a manual of Christian doctrine for the use of students. (Catholic Encyclopedia, "St. Thomas Aquinas")
Where does St. Thomas have to instruct either his theological students or the common layman about same-sex marriage?
It wasn't a problem at the time - but he does discuss bigamy, fornication, wife-murder, and divorce.