Besides, Mr.Barker was to the Duke a caprice.
He found the quick-thinking man of business amusing and even useful, but for steady companionship he did not want him.

A passage across the Atlantic was more than enough to satisfy his desire for Mr.Barker's society, even if Barker had not managed to excite his indignation.

But Claudius was different.

The honest nobleman could not tell why it was, but it was true, nevertheless.

He looked upon the Doctor more as an equal than Barker.