Both a win and loss in efforts construct layers of character. The teaching and discipline exercise bestows your life should be greeted and fixed as a habit in daily life towards your life goals without exception.
First, let us not call it a new year resolution anymore because there is nothing new about your past failures in this area. Let's shift to calling it what it is "Life Now' I know it sounds funny, but being real it is 'Life Now' and action has to be now.