Alles was überhaupt gedacht werden kann, kann klar gedacht werden. Alles, was sich aussprechen lässt, lässt sich klar aussprechen. --Tractatus Logico-Philosophicus, Satz 4.116 (Everything that can be thought at all can be thought clearly. Everything that can be said can be said clearly.)

"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 so many different things." "The question is,' said Humpty Dumpty, 'which is to be master." --Through the Looking-Glass