convicted of federal crimes, Savannah Chrisley is backing her famous family and claiming life is "so cruel."On Thursday, June 16, the "Chrisley Knows Best" star posted a lengthy quote about "positive thinking" to her Instagram. In the post, she also included throwback pictures with her mom, dad and family members."Hi there my Instagram family…it's been a few weeks. Before you continue reading I would like to ask one thing of you…please be kind.