Trader Brian Jones on Twitter: "It's great when the market goes up everyday like it did from early Oct into late November. But when the Gravy train makes a pit-stop. That's when you need to know what you're doing." / Twitter

It's great when the market goes up everyday like it did from early Oct into late November. But when the Gravy train makes a pit-stop. That's when you need to know what you're doing.