Okay, that's a different interpretation, but quite valid. I was thinking of "have to defend" as that moment where the choice is no longer in my hands - meaning they've made it physical. There is sometimes that space between, as you point out.I think there are some situations where that isn't the case, were you realise nothing you say or do is going to work as the other guy is determined that this is only going to end one way. Then Brain Engagement, which requires talking obviously, can be used to create the opportunity to pre emptively strike.