This is the part two on the fourth impairment for Borderline Personality Disorder as noted in the DSM5. As previously noted there is a strong correlation between bisexuality and BPD.

Another Sad Story

In January, right in the middle of my depression, my mother died. She was ninety-two. Somewhere along the way I had lost touch with her. Yes, I visited her once or twice a year, but we never hugged or kissed. When she died, I did not feel anything: no longing, no regret, no love. We were a very large, five-generation, French Catholic family. During my eulogy, tears erupted from all corners of the packed church. These moments require tears to wash away the pain of separation, the pain of lost opportunity to somehow fix something that had been broken. My voice broke, but I could not cry.

To read more:
https://lawrencejwcooper.ca/dissociative-states-under-stress-part-2/