action; for by the one he makes his concupiscences wither and tames anger; with the other he gives wings to the mind and departs for God.103 29. When the Lord says: I and the Father are one, He indicates identity of substance; but when He says: I in the Father and the Father in me,104 He shows the inseparableness of the persons. The Tritheists, therefore, who separate the Father from the Son, go off the deep end either way. For they either say that the Son is coeternal with the Father, but separate