He desired Lady Mallinger not to breathe a word about the affair till further notice, saying to himself, "If it is an unkind cut to the poor thing (meaning Gwendolen), the longer she is without knowing it the better, in her present nervous state. 
Sir Hugo desired his wife not to breathe a word about the affair till further notice, saying to himself, "If it is an unkind cut to poor Gwendolen, the longer she is without knowing it the better, in her present nervous state. 