As with many other folk beliefs, 'feng-shui' undoubtedly incorporates some scientifically correct observation or received wisdom based on direct experience of natural phenomena; but it needs to be dealt with skeptically as a credible system of thought. Some feng-shui prescriptions can certainly lead to desirable results.

The most basic task of any museum must be the protection of works of cultural significance entrusted to its care for the edification and pleasure of future generations.

The danger for any artist whose work is both recognizable and critically acclaimed is complacent repetition - the temptation to churn out easily identifiable, eagerly welcomed, and readily salable designs.

One of the Age of Enlightenment's most hypnotic images is Ledoux's rendering of his neoclassical theater of 1775 - 1784 in Besancon, surreally reflected in the colossal eye of an unidentified cosmic being.

Architectural kitsch is most common in the commercial pop vernacular - typified by the Big Duck of 1931 in Flanders, New York, a Long Island roadside poultry stand resembling a duck, which Venturi and Scott Brown made a cult object through their writings.

Renzo Piano and Richard Rogers's Centre Georges Pompidou of 1971-1977 - the true prototype of the modern museum as popular architectural spectacle - wound up costing so much more than planned that the French government solved the shortfall by cutting support for several regional museums.

The work that launched Snohetta into the architectural big leagues was their Oslo Opera House, which will certainly rank among the firm's highlights whatever else they may do. Although this is by any measure a triumph of city planning, the building itself is not quite a masterpiece, though very fine indeed.