I think you'll find that even though it's been a year, you will still go through some big changes in attitude, mourning, and feelings once you split. There is something to the saying absence makes the heart grow fonder. I'm not saying that you are likely to change and want her back, I'm just saying that time and distance change perspectives.
Keep up your DB'ing, call it what you want but continuous improvement will increase your quality of life, whether it be by yourself or someone else. I've recently realized how many little things I stopped doing, sure I've continued with my GAL and socializing, but I allowed my self to get lazy and not shave everyday, wear "comfortable" clothes (too often) when home alone, I realized how good doing those little things made me feel about myself.
M - 9 1/2 years 5/5/16 - Bomb drop - 3 week EA 10/31/16 - We sold house 01/10/18 - D Finalized