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

Let it out. Left inside you, the anger will fester and spread, grow like a tumor, boil up until you punch holes in the wall or slam your car door so hard the windows shatter. Those dark thoughts shouldn’t be tamped down inside your heart where they can condense and strengthen, where they form a concentrated stockpile of negativity that could reach critical mass at any moment.