But if they should say that together with energy is also introduced personality Max., ibid., we shall reply that if personality is introduced along with energy, then the true converse must hold good that energy is also introduced along with personality; and there will be also three energies of the Holy Trinity just as there are three persons or subsistences, or there will be one person and one subsistence just as there is only one energy. Indeed, the holy Fathers have maintained with one voice that things that have the same essence have also the same energy.