Caveat emptor Judge Benjamin N. Cardozo established that privity of duty is no longer required in regard to a lawsuit for product liability against the seller. This case is widely regarded as the origin of "caveat venditor" as it pertains to modern tort law in US. "Caveat lector" is Latin for "let the reader beware". One variant of this phrase is "caveat auditor", where the caveat is addressed to any receiver of a given (kind of) message (not necessarily a written one). Caveat emptor Caveat emptor (, ) is Latin for "Let the buyer beware" (from "caveat", "may he beware", a subjunctive
The purpose of a system is what it does The purpose of a system is what it does The purpose of a system is what it does (POSIWID) is a systems thinking heuristic coined by Stafford Beer. Stafford Beer coined the term POSIWID and used it many times in public addresses. In his address to the University of Valladolid, Spain, in October 2001, he said "According to the cybernetician, the purpose of a system is what it does. This is a basic dictum. It stands for bald fact, which makes a better starting point in seeking understanding than the familiar attributions of good intention, prejudices about expectations, moral judgment,