Streams may start with runoff or water seeping out of a spring.
If there is a fierce emotion near a stream, that stream somehow records that.
When runoff or water seeping out of a spring when there is fierce emotion it can record it.
Fierce emotion can be recorded from where?
Options:
  * sensory neurons
  * swamp vegetation
  * barks and snarls
  * runoff,water seeping spring
  * sub-units of species
  * locations of objects
  * the body's largest organ
  * heat and pressure