The boys were able, bright and ingenious, but they had _truth_ on their side, and by and by the grim cowman showed signs of weakening.

What knocked the props from under him was the fact which he was compelled to admit that the Sioux was only following the teachings he had received from infancy; that he lacked the light and knowledge with which Hazletine had been favored; that it was the duty of the white people to educate, civilize and Christianize the red men, who have been treated with cruel injustice from the very discovery of our country.
It cannot be said that the guide yielded with good grace, but yield he did, and the victory was secured.

He pledged the boys not to offer any harm to Motoza for his last crime, and indeed would never harm him, unless it should become necessary in self defence.
"But I s'pose you hain't any 'bjection to my giving the laugh to Bill ?" he said, with ludicrous dismay; "there ain't nothing wrong in _that_, is there ?" "Nothing at all," replied the pleased Fred; "we shall enjoy it as much as you." "Which the same being the case, it's time you went to sleep; I'll keep watch and call you when I git ready." Bidding their friend good-night, the boys wrapped themselves in their blankets and speedily sank into slumber.
The kind-hearted guide did not disturb either, and when they opened their eyes the sun was in the sky.

Fred Greenwood was in a bad shape with his swollen and lacerated feet, but his naturally rugged frame recovered rapidly from the trying strain to which it had been subjected.
He proved that his appetite was as vigorous as ever, and was eager to reach the ranch with the least possible delay.

Hank promised him no time should be wasted.
A lookout was kept for Bill Tozer, the boys remaining in the cavern, where they could not be seen.