Everybody gets what they want out of the market.
If you can't take a small loss, sooner or later you will take the mother of all losses.
Good traders trade. Good letter writers write letters.
Pyramiding instructions appear on dollar bills. Add smaller and smaller amounts on the way up. Keep your eye open at the top.
Systems don't need to be changed. The trick is for a trader to develop a system with which he is compatible.
It can be very expensive to try to convince the markets you are right.