A mighty mass of brick, and smoke, and shipping, Dirty and dusty, but as wide as eye Could reach, with here and there a sail just skipping In sight, then lost amidst the forestry Of masts; a wilderness of steeples peeping On tiptoe through their sea-coal canopy; A huge, dun cupola, like a fools-cap crown On a fool's head - and there is London Town.
Where does rain come from? It comes from all the dirty water that evaporates from the earth, like urine and the water you throw out after washing your feet. Isn't it wonderful how the sky can take that dirty water and change it into pure, clean water? Your mind can do the same with your defilements if you let it.