“It is not humanly possible to gather immediately from it what the logic of language is. Language disguises thought.”

“And language, (...) is not just another faculty or skill, it is what makes thought possible, what seperates thought from nonthought, what seperates the human from the non human.”

“Language disguises thought.”

“Mathematics is a language plus reasoning; it is like a language plus logic. Mathematics is a tool for reasoning.”

“Walkers are 'practitioners of the city,' for the city is made to be walked. A city is a language, a repository of possibilities, and walking is the act of speaking that language, of selecting from those possibilities. Just as language limits what can be said, architecture limits where one can walk, but the walker invents other ways to go.”

“Language disguises the thought; so that from the external form of the clothes one cannot infer the form of the thought they clothe, because the external form of the clothes is constructed with quite another object than to let the form of the body be recognized.”