Just in case no one else has tried this, you can actually discern during 'immortals speaking to you' questy bits.

>The unicorn turns to you and directs its gaze upon you. You feel the weight of its presence on your shoulders and hear a warm voice intone into your mind: Greetings, Gramhe. As you have summoned me, so I, the servant of Hodierna, come.
> discern ff
>The Fists of Faenella spell creates globes of holy energy that are then hurled at a single foe. An ethereal candle burns within each globe, blessing it with the divine fire of the goddess. (etc.)