Systems don't need to be changed. The trick is for a trader to develop a system with which he is compatible.
To avoid whipsaw losses, stop trading.
Trends become more apparent as you step further away from the chart.
Traders and Surfers both have to deal with feelings of missing out on the small ones, until the big one comes along. They also have to deal with feelings of staying with the big one.
Everybody gets what they want out of the market.
There are old traders and there are bold traders, but there are very few old, bold traders.