Genre and place in the book. This opens Book II as an exercise — a combination of the EXERCISEmorning meditation with the EXERCISEanticipation of difficulties (praemeditatio malorum). It is not a theoretical fragment but a formula to be pronounced aloud or in the mind immediately upon waking: ἕωθεν προλέγειν ἑαυτῷ — "in the morning to say to yourself."
Structure of the argument. The passage unfolds in three steps:
- The diagnosis of others. Their vices are the consequence of TERMignorance of TERMgood and TERMevil. The ground for anger is thereby removed: the one who does harm is first of all the victim of his own error.
- Knowledge of the three natures. "I have come to see" (τεθεωρηκώς) the TERMnature (a) of the good — that it is fine; (b) of the bad — that it is shameful; (c) of the wrongdoer himself — that he is TERMakin to me by TERMintellect and the TERMdivine portion. See DOGMAoikeiosis (ethical appropriation) and DOGMAunity-of-cosmos (the ontological ground of kinship).
- Ethical conclusion. From (1) and (2) it follows: I cannot be harmed (DOGMAno-harm-to-virtuous), and I cannot be angry with one akin to me. The positive norm is TERMcooperation (the images MOTIFbody-parts and MOTIFcooperation); its negation is TERMcounter-action (παρὰ φύσιν, contrary to nature).
The disciplines. The principal discipline is the discipline of action: how to bear oneself toward others. The secondary discipline is that of assent: how to qualify one's neighbour's deeds, refusing to assent to the evaluative judgment "he is harming me." The discipline of desire is engaged through the doctrine of DOGMAno-harm-to-virtuous: the only thing it is rational to avoid is one's own vice.
A terminological subtlety. In the culminating formula μετοχὴ νοῦ καὶ θείας ἀπομοίρας — "the share in intellect and the divine portion" — Marcus uses TERMνοῦς rather than the narrower ἡγεμονικόν. This is not accidental: the emphasis is on common rationality as an ontological bond among all human beings, not as the individual centre of decision. The conclusion about TERMkinship extends to every human being, not only to the sage.
Stylistics. In the Greek, a cascade of cognates around the root συν-: συγγενής, συνεργία, συγγενεῖ. Running in parallel is the play on ἀντι-: ἀντιπράσσειν, ἀντιπρακτικόν. The lexicon itself prompts the thought: what is not "together" is "against"; there is no third option.
Parallels. The generic source is Epictetus, Ench. 4 ("when you are about to go to the bath, picture to yourself…"); Disc. 1.2.1–5. The image of the single body is a Stoic topos; cf. Sen. Ep. 95.52 ("we are members of one great body") and Marcus Med. 7.13 (the play on μέλος / μέρος: a member, not just a part).