There was of course no way of ...

There was of course no way of knowing whether you were being watched at any given moment. How often, or on what system, the Thought Police plugged in on any individual wire was guesswork. It was even conceivable that they watched everybody all the time. But at any rate they could plug in your wire whenever they wanted to. You had to live-did live, from habit that became instinct-in the assumption that every sound you made was overheard, and, except in darkness, every movement scrutinized.
There was of course no way of knowing whether you were being watched at any given moment. How often, or on what system, the Thought Police plugged in on any individual wire was guesswork. It was even conceivable that they watched everybody all the time. But at any rate they could plug in your wire whenever they wanted to. You had to live-did live, from habit that became instinct-in the assumption that every sound you made was overheard, and, except in darkness, every movement scrutinized.

Quotes from the same author

Serious sport has nothing to do with fair play. It is bound up with hatred, jealousy, boastfulness, disregard of all rules and sadistic pleasure in witnessing violence. In other words, it is war minus the shooting.
Happiness can exist only in acceptance.
Myths which are believed in tend to become true.
The ideal set up by the Party was something huge, terrible, and glittering-a world of steel and concrete, of monstrous machines and terrifying weapons-a nation of warriors and fanatics, marching forward in perfect unity, all thinking the same thoughts and shouting the same slogans, perpetually working, fighting, triumphing, persecuting-three hundred million people all with the same face.
Recently I was reading somewhere or other an Italian curio-dealer who attempted to sell a 17th century crucifix to J.P. Morgan. Inside it was concealed a stiletto. What a perfect symbol of the Christian religion.