How does The Ambassadors portray Lambert Strether’s changing view of Paris?

In The Ambassadors, Henry James portrays Lambert Strether’s journey as a profound evolution in perception and awareness. Initially, Strether arrives in Paris as an "ambassador" for his fiancée, Mrs. Newsome, with the rigid, parochial objective of retrieving her son, Chad, from what is perceived as a corrupting influence.12

However, Strether’s view shifts as he becomes captivated by the aesthetic and social attractions of Parisian life. He finds that Chad has been improved by his time abroad, and he eventually falls under the spell of the European environment, which contrasts sharply with the moral rigidities of New England. This transformation leads Strether to realize that he has spent his own life unwisely, prompting him to advise Chad to remain in Paris. Ultimately, Strether abandons his role as an agent for others, choosing to embrace a personal, albeit tragic, realization that one should "live all you can" rather than remain a victim of social regulation.12