Key PointsThe market will eventually come down, but it will only lose a percentage of its value.The S&P 500 has gained 715% since the mortgage crisis in 2008.Investing consistently over time is important, since you won't know when the market will reach its highs, and you want to benefit from compounding over time.10 stocks we like better than S&P 500 Index › Despite geopolitical conflict, fluctuating oil prices, and macroeconomic volatility, the…