Never guess; follow rules and wait for a definite indication before you make a trade.

一定要跟随趋势并等待出现明显的信号才可以进行交易，千万不可以胡乱猜测。

youdao

When you make a trade, let it be for some good reason or according to a definite plan; then do not get out without a definite indication of a change in trend.

每做一手交易时，你都要有可以依据的理由或者明确的计划；此后，除非有明确的趋势改变的迹象，不要退出。

youdao

You can make large profits on small risks provided you use a STOP LOSS order, and apply all the rules and wait for a definite indication of a change in trend up or down before you make a trade.

假如你在做交易前应用所有的规则，在上涨或下跌趋势改变中等待明确的进场机会，并用“止损单”进行保护，那么你将会用较小的风险获得巨大的利润。

youdao

So why would you ever make a trade that has limited upside and limited downside protection?

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If you make enough money on a trade based on inside information, it just becomes part of the cost of doing business.

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