What if the best investment strategy isn't about picking the right stocks or timing the market, but about consistently investing in broad index funds? After watching friends chase hot sectors and lose money over a decade, I've started to think that maybe beating the market is a fool's errand for most of us. Could it be that the simplest approach—dollar-cost averaging into an S&P 500 ETF—actually outperforms the majority of active investors in the long run?