Why is andrea del sarto unhappy despite being a skilled painter?

because he is resigned to his place in life and does not have the inner drive to move beyond the fetters. he is weak willed and as such would never be willing to initiate the changes he needs even if he was assured of all of his desires.

i think that the quotes in paragraph 11 contribute to the development of ideas because it provides a good reasoning of the central idea of the text.