WHY INDICATOR 99% OF YOUR FAILURE. WHERE IS THE TRUE DIRECTION ?

The indicator always loses because it uses the high-low-open-close price of the past, so it is usually slower because it is unpredictable. Future nature is unpredictable. So how to win in the market?
determine when the price is close to the real value. and when is speculative price? profit is equal to the difference between the real value and the speculative price.