There was only one way open, the high-road.

To endeavor to reach it by creeping round the edge of the wood, without attracting attention, and then to gallop at headlong speed, required all the remaining strength and energy of his noble steed.

Too probably it would fall dead on reaching the banks of the Obi, when, either by boat or by swimming, he must cross this important river.
This was what Michael had before him.
His energy and courage increased in sight of danger.
His life, his mission, his country, perhaps the safety of his mother, were at stake.

He could not hesitate.
There was not a moment to be lost.

Already there was a slight movement among the men of the detachment.