"You might just as well say," the Dormouse remarked in its sleep, that the statement "I breathe when I sleep" is equivalent to "I sleep when I breathe." This highlights the humorous and nonsensical nature of the conversation, emphasizing the whimsical logic found in Lewis Carroll's works.
This quote illustrates the playful use of language and absurd reasoning characteristic of Alice's Adventures in Wonderland. Carroll often uses such jokes and paradoxes to challenge perceptions and entertain readers with the quirky logic of his characters.