The words on Facebook glared back at her. “You are so ugly! You are fat, annoying and I hate you!” Lindsay just sat there, staring at the screen, baffled. “What did I say? What did I do?” Maybe this has happened to one of your children, or in some way they’ve faced this same type of painful rejection. Maybe you have felt it yourself. I recently spotted a t-shirt at the mall that read “You’re no one until someone talks about you.” What a sad state of affairs. Growing up in a world where “Mean Girls” and “Gossip Girl” are movie …