"Keep your heels up, or they'll bang the manger wall." She felt the accuracy with which he caught her, exactly at the right moment, and the exactly proportionate strength of his thrust, and she was afraid.

Down to her bowels went the hot wave of fear.

She was in his hands.

Again, firm and inevitable came the thrust at the right moment.
She gripped the rope, almost swooning.
"Ha!" she laughed in fear.

"No higher!" "But you're not a BIT high," he remonstrated.
"But no higher." He heard the fear in her voice, and desisted.