Notice how many cries are due to relationship-based issues. You are putting yourself at serious emotional risk if you allow your happiness to be driven by another person, regardless of who it is. IMHO, your emotional success should be based upon things you can control, and if it's not, then you need to make more rapid decisions as to who or what is allowed to take part in your life.
Yes, a relationship is an emotional risk. But without risk, there is no reward.
A log of her moments of joy, warmth, love, contentedness, etc. might show that relationship in a very different light.