I just wish moments weren’t so fleeting!' Isaac called to the man on the roof, 'They pass so quickly!' 'Fleeting?!' responded the tilling man, 'Moments? They pass quickly?! . . . Why, once a man is finished growing, he still has twenty years of youth. After that, he has twenty years of middle age. Then, unless misfortune strikes, nature gives him twenty thoughtful years of old age. Why do you call that quickly?' And with that, the tilling man wiped his sweaty brow and continued tilling; and the dejected Isaac continued wandering. 'Stupid fool!' Isaac muttered quietly to himself as soon as he was far enough away not to be heard.