I am a drop of water. I have been absorbed by the clouds, digested in the stomach of

I am a drop of water. I have been absorbed by the clouds, digested in the stomach of a liquid vein, filtered through the lungs of a sponge, and disgorged into a stream. I have flowed in a rivulet, have been absorbed by a lake, have lived in a river, and have finally disembogued myself into the ocean.