" Sometimes people with our trait are said to be less happy or less capable of happiness. Of course, we can seem unhappy and moody, at least to non-HSPs, because we spend so much time thinking about things like the meaning of life and death and how complicated everything is—not black-and-white thoughts at all. Since most non-HSPs do not seem to enjoy thinking about such things, they assume we must be unhappy doing all that pondering. And "

― Elaine N. Aron , The Highly Sensitive Person: How to Thrive When the World Overwhelms You