Most investors would be better off in an index fund.
If all the economists in the world were laid end to end, it wouldn't be a bad thing.
You only need a few good stocks in your lifetime. I mean how many times do you need a stock to go up ten-fold to make a lot of money? Not a lot.
You can't see the future through a rearview mirror
Invest in what you know.
Twenty years in this business convinces me that any normal person using the customary three percent of the brain can pick stocks just as well, if not better, than the average Wall Street expert.