Just then it popped into his head to think that there was a reason for everything, and that that day had seemed so short only because he had been very busy as its hours went by.

If he had known what "generalization" means, he would have generalized this truth as follows:-- "Time passes rapidly with busy people." He did nothing of the kind, however.

He only thought.
"If poor little Judie had something to keep her busy all the time, she wouldn't be so miserable." And so he cudgelled his brains to invent some plan or other by which to set Judie at work and keep her at it all the time.
When he returned to the fortress towards night, he said to the little woman; "Judie, I reckon poor Sam's foot is troubling him again, and that's the reason he hasn't got back yet.

He'll work along slowly and get here after a while, but I'm afraid he'll be dreadfully tired and sick when he comes.

We must have a good soft bed ready for him so that he can get a good rest." To this Judie assented, though in her heart she feared she should never see Sam again, as indeed Tom did too, though neither would admit the fact to the other.
"Now I've been thinking," said Tom, "that it wont do, if he comes back half sick, to let him lie on green moss with all the outside on.