C. Northcote Parkinson and journalist Ann Fry (1921–1983), with whom he had two sons and a daughter. In 1958, while still in Singapore, he published his most famous work, "Parkinson's Law", which expanded upon a humorous article that he had published in the "Economist" magazine in November 1955, satirising government bureaucracies. The 120-page book of short studies, published in the United States and then in Britain, was illustrated by Osbert Lancaster and became an instant best seller. It explained the inevitability of bureaucratic expansion, arguing that 'work expands to fill the time available for its completion'. Typical of his satire and cynical humour,
Abstraction principle (law) the canon law maxim "solo consensus obligat", under which the meeting of the minds in a contract of sale is sufficient both to create obligations and convey title. This includes mainly jurisdictions that have adopted or been influenced by the Napoleonic Code, e.g. France, Louisiana, Quebec, Spain, Portugal, French-speaking Africa, much of Latin America, etc. Abstraction principle (law) The abstract system of title transfer (German "Abstraktionsprinzip") is a legal term in German law relating to the law of obligations ("Schuldrecht") and property law ("Eigentumsrecht"). Although no express reference to it is made in the German Civil Code (BGB), the concept