To avoid whipsaw losses, stop trading. - Ed Seykota

It can be very expensive to try to convince the markets you are right.

Systems don't need to be changed. The trick is for a trader to develop a system with which he is compatible.

If you want to know everything about the market, go to the beach. Push and pull your hands with the waves. Some are bigger waves, some are smaller. But if you try to push the wave out when it's coming in, it'll never happen. The market is always right.