He came directly.
'You're a gentleman, by G--!' was his first remark, as he slapped him on the back.

'You're a gentleman in disguise.

So am I.Let's swear a friendship.' Joe didn't exactly do that, but he shook hands with him, and thanked him for his good opinion.
'You want to serve,' said his new friend.

'You shall.

You were made for it.