Part of this is about engaging the correct part of the brain...and paying respect to the parts that will be engaged despite your desires.
One of the biggest lies in self-defense training is "You will fight the way you train." No, you won't. Not the first time. You will try and there might be some resemblance but likely (assuming you don't just stand there, frozen) you will have a pretty severe dump of hormones. Adrenaline and stuff like that.
That means you will lose most of your...