I once heard from the smartest investors who ever

I once heard from the smartest investors who ever lived, when Investing into a stock its about the concept, an idealogy, commonalities, does what the company trying to accomplished make sense?
Warren Buffet!!!!!
Ive been following this blog for quite a while feel like a family I haven't met yet..
Shut out to Benster, Mr keeton one of my favorite on here, ofcourse old and wise...
kid from las vegas