Florence has become aware of some peculiar behaviors that she attributes to various factors like her hard work, aging, or the solitude of living alone. These eccentricities highlight a shift in her perspective and actions, suggesting she is becoming more introspective.

One specific instance of this is her habit of spending time examining the postmarks on incoming letters rather than simply opening them to discover their contents. This tendency to linger on the details instead of taking direct action indicates a change in her mindset, reflecting her current state of being and perhaps a deeper contemplation of her life.