sentences:  Abroad the "Interest" was widely translated and read as an explanatory guide to the miraculous economic success of the Dutch.De la Court's second wife Catharina van der Voort had two children, Magdalena (1662) and Pieter (1664), later named Pieter de la Court van der Voort.In 1665 the family moved from Leiden to Amsterdam, by then the undisputed centre of world trade.