On certain evenings she would suddenly resume towards him a kindness of which she would warn him sternly that he must take immediate advantage, under penalty of not seeing it repeated for years to come; he must instantly accompany her home, to "do a cattleya," and the desire which she pretended to have for him was so sudden, so inexplicable, so imperious, the kisses which she lavished on him were so demonstrative and so unfamiliar, that this brutal and unnatural fondness made Swann just as unhappy as any lie or unkind action.