Why did jerom consider himself a sick man after leacing that reading room?

Jerome considered himself a "sick man" after leaving the reading room because he felt overwhelmed by feelings of inadequacy and self-doubt. The experience of reading and reflecting on his life highlighted his personal shortcomings, leading him to question his choices and overall purpose. This self-perception of sickness symbolizes his emotional turmoil and existential crisis, revealing a deeper struggle with his identity and aspirations.