Went into the local bar for a draft, the two sixty year old garbage men twins, with grey beards, seemed to know what they were talking about, who is to say that they don't know more than the PhD or even the President?
What about the chick at the gym that will not shut her mouth long enough to break a sweat, who is to say she does not have the most brilliant advice to give someone? She just might know what she is talking about.
Let's say the child that eyes glow red as he screams and kicks in the middle of the mall, is some sort of sign that informs us that he knows why he is so pissed and we should all listen.
Maybe the spouse that feels unjustified by the lack of support in garbage duties, is the one that knows all. It could be that one spouse that knows exactly what come out of their mouth is .."I know what I am talkin' 'bout.