Elizabeth sat with her eyes turned away from Anderson towards the wild valley, as they rose and rose above it.

She listened; but her heart was full of new anxieties.

What had happened to him?
She felt him changed.

He was talking for their pleasure, by a strong effort of will; that she realised.

When could she get him alone ?--her friend!--who was clearly in distress.
They approached the famous bridges on the long ascent.