It is not wise to take more risk because it will hurt in the long run. Focusing on making a profitable trading system is a better idea and once it is developed applying a suitable money management would increase profit dramatically.
Well mostly I trade EURUSD so I can say it is my favorite pair. But I also trade GBPUSD, USDJPY, AUDUSD, EURJPY. It depends actually on opportunity that chart presents but EURUSD stays under focus all the time.
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