The quote describes a moment in nature. "Between heaven and earth" signifies the atmospheric space. "A drop or two begins to fall" portrays the start of rainfall. "Winter rain" specifies the season, suggesting cold and possibly melancholic weather.
The quote underscores the subtle beauty in natural phenomena. It captures the gentle transition from a dry to a wet environment as winter rain begins to fall. It evokes a sense of calm and tranquility often associated with such moments in nature.
In essence, the quote speaks to the poetic and reflective quality of observing simple moments in the natural world. It conveys a sense of appreciation for the delicate and transformative nature of rain, especially during the winter season, offering a brief respite from the cold and a reminder of nature's rhythms.