The Fine Art of Mixing Drinks understands the basic components of each type of drink, new cocktails can be created by substituting a different base or modifying agent or by adding a special flavoring or coloring agent. A daiquiri, for example, is nothing more than a whiskey sour with rum substituted for whiskey as the base and lime juice substituted for lemon juice as a modifying agent. An entire chapter of the book ("Roll Your Own") is dedicated to this premise. Embury's six basic drinks are the Daiquiri, the Jack Rose, the Manhattan, the Martini, the Old Fashioned, and the Sidecar. Embury's preferred recipe for each
The purpose of a system is what it does be balanced by a more straightforwardly descriptive view. The term is used in many fields including biology and management. 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