Chris Matthews on Friday called George W. Bush and Sarah Palin know-nothings. Chatting with California gubernatorial candidate Jerry Brown on "Hardball," the MSNBC host also called the Republican candidate for governor in that state Meg Whitman a know-nothing. "What is it in the American psyche or character that says, if you don`t know anything, you`re somehow an average person or average guy and you have horse sense?" asked Matthews. "What is it about people that keep picking people like George W. Bush to be president? And you see these people like Sarah Palin out there with fans." It seems in...