" Finally, being sensitive to the discomfort, disapproval, or anger of others probably made you quick to follow every rule as perfectly as possible, afraid to make a mistake. Being so good all the time, however, meant ignoring many of your normal human feelings—irritation, frustration, selfishness, rage. Since you were so eager to please, others could ignore your needs when, in fact, yours were often greater than theirs. This would only fuel your anger. But such feelings may have been so frightening that you buried them. The fear of their breaking out would become yet another source of “unreasonable” fears and nightmares. "
― Elaine N. Aron , The Highly Sensitive Person: How to Thrive When the World Overwhelms You