They give each other more admiration and affection when they're apart and more trouble when they're together than any two men I have ever known.

Personally I think they're miserable apart and hopeless together.

However, I'm no judge.

Five minutes of concentration on their present problems fuddles my brain beyond the point of intelligent logic.
"I must warn you that O'Neill senior is roving Heaven-knows-where in search of your uncle's farm.

Knowing him fairly well I am convinced that he'll rove most of the way in a Pullman, though he distinctly said not.