The suddenly her heart was whipped up, she now rode on strange waves: alone defying the wind and the rain; alone, fighting hunger and thirst in the desert, ...

The suddenly her heart was whipped up, she now rode on strange waves: alone defying the wind and the rain; alone, fighting hunger and thirst in the desert, alone, struggling with strange demons in the forest bringing glad tidings to her people.
The mood of the lady in this passage is one of