The of maximum pessimism is the best to buy, and the time of maximum optimism is the best time to sell.

关于买入与卖出时机的选择：在最悲观的时候买入；在最乐观的时候卖出。

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The of maximum pessimism is the best to buy, and the time of maximum optimism is the best time to sell.

关于买入与卖出时机的选择：在最悲观的时候买入；在最乐观的时候卖出。

youdao