It was not in anything he said or did, but rather in his manner.

It made Tom uncomfortable; but he resolved to make the best of it, and, if he could not force Mr.Catherwood to like him, he could at least compel his respect.
"He must have seen me laughing at him on the steamboat, when he missed his chair; possibly he suspects I had something to do with his mishap.

It is natural that he should feel resentful toward me, but I hope it will wear off." In the dusk of early evening, some months later, Tom was sauntering homeward, musing over the past, with an uncomfortable feeling that despite the long service he had given Mr.Warmore, and the many times he had expressed his satisfaction with him, the association was not likely to continue much longer.
There could be no mistaking the hearty dislike which Catherwood felt for the young man.

Tom would have cared little for that had not the discouraging conviction forced itself upon him that Mr.Warmore was beginning to share his future partner's distrust.

It seemed to be an unconscious absorption on his part of the views of another.
This was hard to bear; but it rasped the young man's sense of manhood, for it was an injustice which he did not expect.
"If Mr.Warmore is weak enough to let that fellow turn him against me, he is a different man from what I suspected.