Rebecca first demonstrated to Lilian how to wash a napkin and what methods to use to remove stubborn stains. Lilian listened very attentively. Lilian's first time washing napkins, it took her half an hour to clean all ten-odd napkins and hang them out to dry. Rebecca checked them first, nodded, and didn't say anything, but Lilian knew this meant Rebecca was satisfied with her work. As for folding the napkins, that was a piece of cake for Lilian . She has nimble fingers, a good memory, and excellent spatial reasoning skills. After Rebecca demonstrated it once, she learned how to do it. Rebecca was just about to polish the cleaned silver cutlery, and had only finished one piece when Lilian, who had expected it to take at least one or two hours to fold it to a satisfactory level , brought

