A high yield is only one part of the story when it comes to picking dividend stocks.It is tempting for a dividend investor to simply select the highest yielding stocks. The problem with that approach is that it exposes you to the risk of dividend cuts if the yield is too high for the company to support.Which is why dividend lovers also need to consider dividend history as they look at a company. And, when you do that, you'll find that companies like Pfizer (PFE -0.50%), which has a huge 7.2% yield, don't ma ...