the power of evil is both great and universal, is an ever present blight on life in all its manifestations, and is a matter of daily experience in the life of every man.
Vainly then do they run about with the pretext that they have demanded Councils for the faith's sake; for divine Scripture is sufficient above all thingsHistory of Councils, 6
We do not speak of two gods, we do not think of the unity of the Son with the Father in terms of the similarity of their teaching, but in terms of being (ousia) and reality. So we speak...of one God who exists as one form of divinity, like the relationship of light to its ray.De synodis, 52.1
Instead of saying that because there is evil in the world God can't be wise, because God is wise, the evil in the world makes sense as a means to ultimate good and ultimate glory for the God who is overruling all that happens. Systematic A Lecture
An idea which is more pagan than Christian has got hold of people's minds, [that] if God was really good and really loving he would behave like an indulgent parent without standards like a parent behaves in the human family today. He would keep the children from any pain or grief that he could, and give them anything they happen to want. Well you know what happens to a human child when brought up like that, they are a spoiled child, and they never attain human maturity. Systematic Lecture