So says the 'expert' who doesn't have a clue about what he's talking about!!!
Just a little background for you. Firstly, the commodity, currency and securities markets are the most volatile global environments. Secondly, high levels of volatility generate even higher levels of risk. Thirdly, quantitative strategies generate their own level of risk over and above market norms.
Just as in any casino the trick is to get out whilst you're still ahead - especially when you're playing with both your money and that of clients.