Oh I thought this was a super funny joke: that, in Ryan's defense, as it were, it's tough to explain the nature of perversion, e.g. how vomiting on yourself can in fact really be pleasurable. Oh well.
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Self-deception facilitates harm to others and to oneself, undermines autonomy, corrupts conscience, violates authenticity, and manifests a vicious lack of courage and self-control that undermines the capacity for compassionate action.