The quote from Henry James' "The Portrait of a Lady" metaphorically compares a person's life to the experience of reading a book that has been poorly translated. This suggests that although the individual has the ability to appreciate life's richness, their understanding is limited due to external factors or circumstances, much like a reader who struggles with the nuances and depth of a poorly translated text.

This imagery highlights the frustration of being unable to fully grasp or enjoy the complexities of one’s situation. The character's sense of disconnection reflects a deeper existential struggle, where the richness of life is dulled by inadequate interpretation or comprehension. It underscores a longing for clarity and authenticity in both life and literature.