Spirals of time are very popular. In this case they emerge from a swamp of time past, as if the personality gave birth to itself. The moon here appears to govern the spiral tides. People often see night and day as being important. 


Psychological time. A person feels like a bug in a swamp. In a sense this is like being inside the stomach, both the future and the past are inconceivable. In this case the marsh also slows a person down, doesn’t allow for high speed access.