Dave Bonta takes the biblical story of Babel and shrinks it to the size of a chess piece. The tower is a rook, a small, "homely" thing sitting on a board, and the confusion of languages becomes a crowd of drunk, chattering people who simply fall away. What remains is quiet. The tower "we made" is silent, and the speaker, overcome with drink, rides into it, which fits the chess image if we think of a knight moving across the board.
The speaker seems both complicit and slightly dazed. There is no grand tragedy here, only a hangover-like stillness after the noise. The last lines are wry: a man "respects the discourse" of many cavaliers, as if the endless talk of riders deserves polite attention even though it has toppled everything. The mood is dreamy, a little comic, and oddly lonely. The poem suggests that grand human ambitions can end up looking like a game, and that the tower outlasts the people who built it.