The grammarians are arguing.
The plain people, hereafter as in the past, will continue to make their own language, and the best that grammarians can do is to follow after it, haltingly, and not often with much insight into it.
Grammatici certant et adhuc sub iudice lis est. - Grammarians dispute, and the case it still before the courts.
Can it be, that the Greek grammarians invented their dual number for the particular benefit of twins?
Caesar is not above the grammarians.