Once you learn propertarianism’s basic principles: acquisition, property en toto, inventory, transaction cost, opportunity cost, cooperation, suppression of free riding, reproductive strategy and group evolutionary strategy, and all speech as negotiation for acquisition, you replace totalitarian Freudian psychology and cosmopolitan sociology with universal amoral, unloaded, rational incentives.
And when you do that you see all psychologism get as a vast language of deception and manipulation for encouraging parasitism and consumption.
Humanity like all other creatures exists in the physical universe, and has evolved the means of estimating the future and acting to change it, capturing the difference for his benefit.
The only ‘shame’ is theft. The only oath, not to steal.