Why do I feel lonely even when my life is full?
Have you always been "a lot"? You might be a highly sensitive person
Why bad emotions are good
Checking In with Susan DavidThree negative feelings that can sometimes be good
Psychology in 10 MinutesLittle Happier: The Positive Value of Negative Emotions
Happier with Gretchen RubinHandling Negative Emotions
This Daring Adventure