Summary
This quote implies that the only source of sustenance or life in a particular environment is a specific entity, represented by "the River" in this case. It suggests a scarcity of resources or options, highlighting the importance of the mentioned entity. Metaphorically, it could indicate the necessity of relying on limited or specific sources to survive, emphasizing the significance of recognizing and utilizing available opportunities in order to thrive in challenging circumstances.
By Neil Gaiman