The pessimist is the most negative of all the personalities. The pessimist sees the bad side of everything, he goes by the saying the grass is always greener on the other side. But the pessimist is not an all bad personality, because of their ability to see bad in everything they are usually not very susceptible to scams or really anything that will affect them badly. Overall though the pessimist needs to work on his personality and learn that not everything has a bad side.
That means you tend to be more shy and quiet than outgoing and loud - think quiet bunny instead of squawking parrot. Some of your favorite activities are things you do alone, such as reading or surfing the Web. In general, introverts would rather hang out with one or two close friends than a large group of people. If you respect your introvert tendencies, you'll be happier in the long run.