This past December was one for the books — and not in a good way. On Christmas Eve, the S&P 500 index fell by 2.71 percent, making history as the biggest plunge to ever occur on the last trading day before Christmas. Did Santa Claus skip town? Now, talks of volatility in the stock market, federal interest rate hikes, U.S.-China trade negotiations and the U.S. government partial shutdown mark every headline. With all this noise, how is it po..