Honestly I haven't been able to convince myself to care enough to quit.
And there is nothing anyone can type on this website that would be so profound, that it would cause you to want to quit.
That's on you.
And if you are drinking alcoholically, you're not "high functioning." You might convince yourself you are because you are able to manage the basic essentials of adult life.
But is that really "high functioning" for you? Maybe you are drinking away your chance to win a Nobel Prize, or some other illustrious achievement.