Not that I don't want to, but I wouldn't be welcome.

There ain't anything I like so much as church picnics, and when I was a boy I used to cry for them, but I wouldn't dare join you.

I'm a"-- he looked around cautiously, and said in a whisper--"I'm a book agent." The lady laughed.
"Of course," she said, "that DOES make a difference; but you needn't be a book agent to-day.

You can forget it for a while and join us." Eliph' Hewlitt shook his head again.
"That's it," he said.

"That's just the reason.