"How do you know when you are DBing vs becoming a doormat"
That's a matter of perception. It's like doing something for the greater good. You can either see yourself as a victim or someone who is actively trying to make things better.
If you feel like you're a doormat, then you will be treated and feel like one.
M-43 W-40 2D - 9 and 5
Emotion, yet peace. Ignorance, yet knowledge. Passion, yet serenity. Chaos, yet harmony. Death, yet a new life.