Originally Posted by WaPo
The problem is that libertarian principles, which revolve the abstract notion of self-interest, are really not principles at all; they have no content and allow anything to be attached to them.
The core philosophical principle of right Libertarianism is Liberty. It's interesting to me that this writer conflates this with "abstract self-interest."

Aside from that, I'm not sure what to take away from this article, or what it has to do with this conversation.