"When I use a word," Humpty Dumpty said in rather a scornful tone, "it means just what I choose it to mean, neither more nor less."
"The question is," said Alice, "whether you can make words mean different things. That’s all."
"The question is," said Humpty Dumpty, "which is to be master. That’s all"
Alice was too much puzzled to say anything, so after a minute Humpty Dumpty began again.
“They’ve a temper, some of them—particularly verbs, they’re the proudest—adjectives you can do anything with, but not verbs—however, I can manage the whole lot! Impenetrability! That’s what I say!”