Looking at this anew, I'm captured by the sensory elements implied but not stated. The planter feels the soil, experiences the physical effort, imagines the future shade - all tangible, bodily experiences. Yet the quote's wisdom points toward something intangible and abstract: the meaning of life. There's a fascinating bridge here between the physical and metaphysical.
This makes me consider how wisdom often emerges from this intersection of the concrete and the abstract. The planter isn't just thinking about generosity or legacy in the abstract - they're engaging in a specific, physical act that embodies these principles. The dirt under their fingernails becomes a path to philosophical understanding.
And there's something powerful about the choice of shade as the future benefit. Shade is essentially an absence - a blocking of light - yet it creates a space of comfort and rest. Perhaps this suggests that some of our most meaningful contributions might be the spaces we create for others, the moments of relief or respite we make possible, even if we never occupy those spaces ourselves. The meaning of life might be found not in what we add to the world, but in what shelter we create within it.