Suffice it to say that some investors need to learn the hard way.
Wednesday's rally was welcome, but it isn't a reason to become wildly bullish.
Enphase Energy is one of the most popular names among momentum traders, but there are other solar stocks worth checking out.
There will be a strong inclination to look for an escape into strength after Fed Chairman Jerome Powell's hawkish comments last Friday.
The technical signals for both the maker of electric motors for boats and the Invesco QQQ Trust are worth tracking.
They are fighting expectations as much as anything and hammered home their alleged willingness to hike rates in the face of bad economic data.
The ARK Innovation ETF had a rougher Friday than the market in general following the Fed chairman's expression of his resolve to fight inflation.
It would be foolish to ignore the Fed chairman, who could sneeze and turn everyone bearish.
Meanwhile, the market indexes remain on cruise control as traders await Jerome Powell's utterances at Jackson Hole.
The mantra should sound alarm bells in your noggin, especially when so many Fed members are indicating that they are intent on fighting inflation.