The markets have dealt with several headwinds over the past few years, yet the S&P 500 has pushed through all that turmoil and is again posting new highs. It's another reminder that, regardless of how the markets perform in the near term, investors will eventually be rewarded for holding shares of growing companies. The long-term performance of a stock is highly correlated with the growth of the underlying business. With that in mind, let's look at three stock picks that Motley Fool contributors believe wou ...