not running away. rather, it’s a way of ending unhappiness so that, when you are ready, you can start a new and happier life.
then, too, you need to ask yourself which choice costs more, to stay with him or leave? only you can make that decision. you admit that, if you stay, he will ruin you to nothing and that seems to be a powerful reason to leave this marriage. at the same time, marriage is not a game and neither are his lies and verbal abuses. this is not a competition.
so, with the information and opinions stated here, what do you think you may want to do? to repeat, 