"Do look where you are going!" The professor returned to earth with difficulty.

"Sorry!" he murmured.
"I doubt if I should allow these moods to bother you.

But you told me it might do me good to talk." "Not all the time!" said Desire a trifle tartly.
He looked surprised.

"But--" he began.
"Oh, I'm so hungry!" said Desire.

"Do let's hurry." She hastened ahead down the slope towards the camp.