I have written to you, fathers, because you know him who is from the beginning. I have written to you, young men, because you are strong, and the word of God remains in you, and you have overcome the evil one.

 It is the simple fact of the Christian life that things would be different at once if we would only put into practice what we already know. That is not to say that we never need to learn anything new; but it is to say that, even as we are, we have light enough to walk by if we would only use it. 