I think the decision to quit is a private act but getting to the point where you make the decision, or even to where you feel that you can make the decision, can require a lot of input, often over many years I would imagine. Of course, not all this input has to feel particularly caring at the time. There is a place for ultimatums sometimes.
AVRT is a educational tool that helps you see why you drink against your better judgement and how you can overcome this. It's aim may be Stop and Don't but there is a learning curve involved and it can't just be reduced down to this.