The beauty of this plan is its simplicity and effectiveness. You see it time and time again for the simple reason that it is tremendously effective; normal, reasonable people will throw a lot of logical reasoning straight the fuck out the window when it comes to the safety and well-being of their offspring. This is normal and common, and we must learn to effectively counter it, not simply dismiss it, if we are to work against this sort of (again, normal and common and natural) response.