Thanks to a reader for forwarding the link to this brilliant 1995 article from the Wisconsin Law Review by John Hasnas.
It's not just about "how to think like a lawyer." It's about how political law is, and about how much doublethink is required to understand American law. He makes the case that good laws must be squishy. He offers excellent examples too.
From The Myth of the Rule of Law:
Specifically, I intend to establish three points: 1) there is no such thing as a government of law and not people, 2) the belief that there is serves to maintain public support for society's power structure, and 3) the establishment of a truly free society requires the abandonment of the myth of the rule of law...