Controlling emotion is a crucial thing in crypto trading, it can be one of the big factors to make you fail or succeed. If you cannot control your emotion, you can lose your money quickly or only in a short time. We all know that crypto prices are very volatile and unpredictable, they can drop massively. If you cannot control your emotion, you can sell all your coins at cheap prices or at dump time. But if you can control emotion, you can ensure yourself to continue holding and wait for the next pump.