Consider your position. It is important to acknowledge your feelings about the broken promises. If you sweep these feelings under the rug and keep allowing yourself to fall for this person's promises in the hope that he or she will change, it's time for a reality check. The very fact you are reading this title shows that you have started to wake up to the potential damage the constant promise-breaking is doing to your psyche. Own your feelings and use these to guide you through the remaining steps.