[visualops]

I think you are both incorrect. Limpid has a wide meaning, and clear, watery, transparent fit his description of a place ripe for conquest.

[Talisker]

Limpid has a wide meaning, and clear, watery, transparent fit his description of a place ripe for conquest.

But he used limpid as a modifier of "Christology." Which would mean he was saying the Christology was transparently clear, not the place per se.