It's probably just an attempt to twist Satoshi's organizing incentive into an existing economic axiom, should probably lead with "as if Satoshi had said ... <<...>>".

It's paraphrasing Marx.

Satoshi did comment on the need for the network to provide a better incentive to P2P network nodes. He was well aware that a major class of essential nodes is expected to do work for free while miners are handed the profits from consensus operations.