The lie passed into history and became truth

"The citizen of Oceania is not allowed to know anything of the tenets of the other two philosphies, but he is taught to execrate them as barbarous outrages upon morality and common sense. Actually, the three philosophies are barely distinguishable."
- George Orwell, 1984, Book 1, Chapter 9

"And if all others accepted the lie which the Party imposed—if all records told the same tale — then the lie passed into history and became truth. 'Who controls the past' ran the Party slogan, 'controls the future: who controls the present controls the past.'" —pg 32

How to Rule the World

Who controls the past controls the future. Who controls the present controls the past.
George Orwell (1903 - 1950)

War is Peace
Freedom is Slavery
Ignorance is Strength
George Orwell (1903 - 1950), Book "1984"

Freedom is...

"In Oceania at the present day, Science, in the old sense, has almost ceased to exist. In Newspeak there is no word for 'Science.' The empirical method of thought, on which all the scientific achievements of the past were founded, is opposed to the most fundamental principles of Ingsoc."
- George Orwell, 1984, Book 1, Chapter 9

"It was curious to think that the sky was the same for everybody, in Eurasia or Eastasia as well as here. And the people under the sky were also very much the same—everywhere, all over the world, hundreds or thousands of millions of people just like this, people ignorant of one another's existence, held apart by walls of hatred and lies, and yet almost exactly the same—people who had never learned to think but were storing up in their hearts and bellies and muscles the power that would one day overturn the world."
- George Orwell, 1984, Book 1, Chapter 10