<unk>  refer to<unk> l responses to things that are either entirely positive or entirely negative, with no in-between. These<unk> l reactions become distinguished over time, causing the good things (like the "good old times") to be remembered better than they were, and the bad things recalled even worse than they might have been.
Unipolar emotions
Self-hatred
Traumatic memories
Morbid love
Death anxiety
Emotional lability
Listener fatigue
Automatism 