Two contradictory beliefs in one's mind simultaneously

Two contradictory beliefs in one's mind simultaneously a song by Chess Moves on Archodia Music

War is peace by Chess Moves ,
Freedom is slavery by Chess Moves ,
Ignorance is strength by Chess Moves ,
The best books are those that tell you what you know already by Chess Moves ,
If you want to keep a secret, you must also hide it from yourself by Chess Moves ,
But if thought corrupts language, language can also corrupt thought by Chess Moves ,
If you want a picture of the future by Chess Moves ,
We shall meet in the place where there is no darkness by Chess Moves ,
Two contradictory beliefs in one's mind simultaneously by Chess Moves ,