Fly to the moon - - when a particular stock going up fast and high
Bear market - - when market dropping
Bull market - - when market going up

An opportunity to sell when everyone rush in to buy. Allow sometime for profit taking. Then buy again when it dip. Stick to the rule. When people buy, we sell. When people sell, we buy.

With the buy good company stock when market sentiment is bad. Sell when it's good. Another saying is. When people sell, I buy. When people buy, I sell. Try this and it works most of the time.