Amazon has been a top performer in the past, and it will continue to do so moving forward.Amazon (AMZN -1.51%) has been one of the best-performing stocks in the market, no matter which timeframe you look at. It has risen 47% over the past year, 115% in the last five years, and 1,060% in the past decade -- easily outperforming the market (measured by the S&P 500) over that timeframe. But none of that matters now, as you can't travel back in time to invest in Amazon earlier.All that remains is the future, and ...