“… all the faithful, whatever their condition or state, are called by the Lord, each in his own way, to that perfect holiness whereby the Father Himself is perfect.”
(Vatican II, Lumen Gentium 11)
That all in the church are called to personal holiness by Vatican II (1962-65) was clear enough to those who took any interest in the council, even if, in Ireland, there was then a dearth of discussion of what that might mean.
Far less known is that….