No need for that. If you can get your assets and returns up to the point you feel like a success, that's a plenty good thing.
Those are just called traders , in fact they are executioners of orders. High volatility usually means less orders from the clients hence less commissions and bonuses.
Low volatility can be traded profitably if one knows the patterns that low volatility creates and how to trade those patterns. Same thing with high volatility. A trader should have strategies to trade both.