认为有钟声会信号投资者何时进入或退出股市的想法根本不可信。
The idea that a bell rings to signal when investors should get into or out of the stock market is simply not credible.
人渴时，一滴水就像甘露一样甜美；人醉后，再添酒还不如不添的好。
道理明白则文辞畅达，气势充沛则言辞得当。