Astronomy is not the science of all objects with mass and weight and velocity. The objects it describes do not include '56 Chevies. Biology is not the science of all objects that consume and excrete and have inherited characteristics. The objects it describes do not include '56 Chevies. Linguistics is not the study of all possible symbols or symbol systems. The objects it describes do not include '56 Chevies.
Randy Allen Harris, The Linguistics Wars
language, philosophy, science