美国银行：市场情绪变得过热，贪婪总是比恐惧更难逆转。

Core Viewpoint - Market sentiment has become overly heated, with greed being more difficult to reverse than fear [1] Group 1 - The current market conditions indicate a shift towards excessive optimism among investors [1] - Historical trends suggest that periods of greed often lead to market corrections [1] - The analysis emphasizes the importance of monitoring sentiment indicators to gauge potential market reversals [1]