A curious triologism, suggesting courage, felicity, or nobility?  Given the Greeks beating at the gates, it’s unlikely to be about felicity, so I plump for bravery or similar.

See also the bestellar reviews, complete with rich quote-mosaics, of Adam Nicolson’s magnificent Why Homer Matters, and Christopher Logue’s War Music, a muscular rendition of several books of the Iliad. 

‘Nor did Hektor either permit the high-hearted Trojans

to sleep, but had called together in a group all of their great men,

those who were the leaders of Troy and their men of deliberation.’

Source: Homer, The Iliad of Homer, trans. Richmond Lattimore (Chicago: Chicago UP, 1961 (1951)), book 10, p. 226