Every language forms a system in which everything is interconnected.
[C]haque langue forme un système où tout se tient.
Every linguistic fact is part of a whole in which all parts are interrelated.
Anyone wishing to hear how Indo-Europeans spoke should come and listen to a Lithuanian peasant.
Quote text and notes from Wikiquote: Antoine Meillet (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.