Walter Martin http://www.brainyquote.com/quotes/keywords/faithful_2.html#ixzz1MFGldCHC
I don't know who Mr. Martin was and certainly don't intend this as an endorsement of him or his teachings, but this quote is significant. If we do not believe whole heartedly in the faithful transmission of God's Word and will for us, then we will never live a life of faithful conviction in our daily activities. There is no doubt we serve a faithful God who expects us to be faithful as well. He knows we are not perfect, but we can be faithful. You will never be a perfect husband, wife, parent, or child (There was one perfect child, but never a perfect husband, wife or parent on this earth), but you can be faithful.
Deuteronomy 7:9 (KJV) Know therefore that the LORD thy God, he is God, the faithful God, which keepeth covenant and mercy with them that love him and keep his commandments to a thousand generations;