For an engineer, this is suggestive of ideas from the second law of thermodynamics. Invoking thermodynamics to understand 'flows' isn't preposterous-vehicular traffic has been modelled using ...

As we sow, so shall we reap. The Law of Karma is universal and holds good for everybody. Nobody can escape this and nothing can manipulate it. It is meant to help us evolve on our ethical journey.

Because identity politics is all the rage these days, I suppose I should make clear that I am no gun-control advocate, even though I am a law professor at the University of California at Berkeley.