...It's hard, for an old man set in his ways.

[he says it ruefully, with a smile, trying to not excuse himself but to explain.]

But I trust you with my life. That much is true. With your persistence - [because both of them were so stubborn] - I could see myself yielding, and consigning myself to your care. What would you do, if such a thing took place?

[if they convinced him to just relax for a bit, to settle down. it would run counter to all his instincts, but for them, he would.]