I write to you, fathers, because you know him who is from the beginning. I write to you, young men, because you have overcome the evil one. I write to you, little children, because you know the Father.

 (iv) We may regard our brother man as an enemy. If we regard competition as the principle of life, that is bound to be so. Every other man in the same profession or trade is a potential competitor and, therefore, a potential enemy. 