it come along in the mail. I says:

"Tom Sawyer, this ain't no welkin, it's a balloon."

"Well, now, who SAID it was a welkin, smarty?"

"You've wrote it on the letter, anyway."

"What of it? That don't mean that the balloon's the welkin."

"Oh, I thought it did. Well, then, what is a welkin?"

I see in a minute he was stuck. He raked and scraped around in his mind,
but he couldn't find nothing, so he had to say:

"I don't know, and nobody don't know. It's just a word, and it's a mighty
good word, too. There ain't many that lays over it. I don't believe
there's ANY that does."

"Shucks!" I says. "But what does it MEAN?--that's the p'int."

"I don't know what it means, I tell you. It's a word that people uses
for--for--well, it's ornamental. They don't put ruffles on a shirt to
keep a person warm, do they?"

"Course they don't."

"But they put them ON, don't they?"

"Yes."