That's a very asinine line of reasoning. It's also in cities where most medical advances are discovered (and performed). It's not like rural areas are fountains of health, either. We can thank English cattle farming practices for BSE, after all.
I wasn't talking about disease
Then what do you mean by "self sufficiency"? Because if it means "producing themselves anything they consume or use", then it's feudalism time, ho!
In what world is "self-sufficiency" equivalent to "subsistence farming"
Don't be a dolt, there is such a thing called money m9
Aha, you've made a logical error! I've said "productive AND moral self-sufficient", and you interpreted that as "productive OR moral self-sufficient" citizens!
Citizens can be perfectly productive in our society. They won't be able to produce everything they need by themselves, but that's why they're organized in a society! That's why large-scale societies even exist!
No logical error was made, try again
But in this case, the master are also the animals, so we won't ever have such a "masterless" situation. Also, people can self-organize, too. You may have heard of things like that, they're called "collectives".
You can never be free if you are dependent upon a patriarch, said the feminist. You can never be free if you are dependent upon others, said the capitalist. You can never be free if you are dependent upon the bourgeoisie, said the Marxist. You can never be free if you are dependent upon debt, said the activist.
Dependency is good, said Sergarr. It keeps the animals dependent on their master
Therefore a wise prince will seek means by which his subjects will always and in every possible condition of things have need of his government, and then they will always be faithful to him.
Niccolo Machiavelli, The Prince
You can't ruse me, it's an obvious truth that someone who does not have the capital or power to do what they want, is not in control of their own life. This is a transparent attempt at power consolidation