And I began, half dreaming, to weary myself with imagining some fit parentage for him; and, repeating my waking meditations, I tracked his existence over again, with grim variations; at last, picturing his death and funeral: of which, all I can remember is, being exceedingly vexed at having the task of dictating an inscription for his monument, and consulting the sexton about it; and, as he had no surname, and we could not tell his age, we were obliged to content ourselves with the single word, "Heathcliff." 
And I began, half dreaming, to imagine his parentage; and I tracked his existence over again, at last picturing his death and funeral: of which all I can remember is, being vexed at having to decide on the inscription for his gravestone. As he had no surname, and we could not tell his age, we had to content ourselves with the single word, 'Heathcliff.' 