If you're horrible to me, I'm going to write a song about it, and it won't be a good one for you.
Clothes make the man. Naked people have little or no influence on society.
If facts, logic, and scientific procedures are all just arbitrarily "socially constructed" notions, then all that is left is consensus--more specifically peer consensus, the kind of consensus that matters to adolescents or to many among the intelligentsia.