sentences:  Furthermore, the property"staircase" raises a conflicting conversation regarding to the moral principles, the carpenter's actions are considered as immoral; however,as an element of comedy, it is normal to see these actions towards those who are considered as bad in the society as a form of "moral justification".what's more, the thick pair of glasses is at once a status symbol of his professional respectability and paternal authority and a sign of his laughable pedantry and senility.it implicitly reflects that the modern cultural aims to abandon the old “pedantry and senility”in China.