“The first and most important thing to be said about contemporary music in America is that the word 'contemporary' has no meaning.”— Milton Babbitt
“The original question, 'Can machines think?' I believe to be too meaningless to deserve discussion.”— Alan Turing
“Definitions, contrary to popular opinion, tell us nothing about things. They only describe people's linguistic habits.”— Stuart Chase
“Few terms are used in popular and scientific discourse more promiscuously than 'similarity'.”— Nelson Goodman
“When we say 'my belief' we mean 'my neuro-linguistic, neuro-semantic environment'.”— Alfred Korzybski
“A map is not the territory it represents, but, if correct, it has a similar structure to the territory, which accounts for its usefulness.”— S. I. Hayakawa