You Are Not So Smart: Why You Have Too Many Friends on Facebook, Why Your Memory Is Mostly Fiction, and 46 Other Ways You're Deluding Yourself

by David McRaney

Any extended period of negative emotions can lead to you giving in to despair and accepting your fate. If you remain alone for a long time, you will decide loneliness is a fact of life and pass up opportunities to hang out with people. The loss of control in any situation can lead to this state.