I've been listening to a great talk from the 2012 Shepherds' Conference : Help! I Can't Find Dating in My Bible - How to guide singles through the fog of romantic relationship by Austin Duncan, pastor of college ministry at Grace Community Church. Although the conference and this talk is geared toward pastors, I've found it very helpful as a parent of a teen. Pastor Duncan concentrated on the bigger picture rather than focusing on the how-to's of dating or courtship,. (In fact, he deliberately steered clear of defining those terms.) A large section of his talk was devoted to distinguishing between principles and practice. There are Biblical principles - purity, purpose, and the people involved. These principles don't change regardless of the time in which we live or the place where we live, but how they are implemented may be different. As an example, the command for a husband to love his wife is non-negotiable, but the practice of this command is not uniform...