Pieter de Hoochm Binnenhuis met moeder en kind, 1665-1668, Amsterdam Museum.jpg

Ever since the fifteenth century, Dutch people had a reputation for keeping things clean. Windows, floors, corridors and kitchens were constantly being scrubbed and wiped.

According to their Christian faith, clean bodies, clothes and houses represented civilisation, honour and virtue.

Pieter de Hooch, Mother with a Child and a Chambermaid, c. 1665-1668, Amsterdam Museum.