Pears (soap) had so much success that Pears purchased the copyright to produce copies as advertisements for their soap products. They were made for shop counter displays in terracotta, plaster and metal. From the late 19th century, Pears soap was famous for its marketing, masterminded by Barratt. Its campaign using John Everett Millais's painting "Bubbles" continued over many decades. As with many other brands at the time, at the beginning of the 20th century Pears also used their product as a sign of the prevailing European concept of the "civilizing mission" of empire and trade, in which the soap stands for progress.
The Conjurer (painting) seems to exemplify the Flemish proverb: "He who lets himself be fooled by conjuring tricks loses his money and becomes the laughing stock of children." Another Flemish proverb, published and widely distributed ca 1480 in Bosch's hometown of 's-Hertogenbosch about the time of this painting, is: "No one is so much a fool as a willful fool." Bosch had used other proverbs as the basis of his painting, such as "The world is a haystack, and each man plucks from it what he can" for his painting, the Hay Wagon. Elina Gertsman's article about this painting explores this painting from