"If he smiled much more, the ends of his mouth might meet behind," she thought: "and then I don't know what would happen to his head! I'm afraid it would come off!" "Yes, all his horses and all his men," Humpty Dumpty went on.

"They'd pick me up again in a minute, THEY would! However, this conversation is going on a little too fast: let's go back to the last remark but one." "I'm afraid I can't quite remember it," Alice said very politely.
"In that case we start fresh," said Humpty Dumpty, "and it's my turn to choose a subject--" ("He talks about it just as if it was a game!" thought Alice.) "So here's a question for you.

How old did you say you were ?" Alice made a short calculation, and said "Seven years and six months." "Wrong!" Humpty Dumpty exclaimed triumphantly.

"You never said a word like it!" "I though you meant "How old ARE you ?"" Alice explained.
"If I'd meant that, I'd have said it," said Humpty Dumpty.
Alice didn't want to begin another argument, so she said nothing.
"Seven years and six months!" Humpty Dumpty repeated thoughtfully.

"An uncomfortable sort of age.