Notes from Wikiquote
The actual origin is unknown.
Attribution
Quote text and notes from Wikiquote: Sergei Zubatov (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.
Quote text and notes from Wikiquote: Sergei Zubatov (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.