“But again and again there comes a time in history when the man who dares to say that two and two make four is punished with death. The schoolteacher is well aware of this. And the question is not one of knowing what punishment or reward attends the making of this calculation. The question is one of knowing whether two and two do make four”

“There comes a time in history when the man who dares to say that two and two make four is punished with death. The schoolteacher is well aware of this. And the question is not one of knowing what punishment or reward attends the making of this calculation. The question is that of knowing whether two and two do make four.”

“But gentlemen, what sort of free choice will there be when it comes down to tables and arithmetic, when all that’s left is two times two makes four? Two times two makes four even without my will. Is that what you call free choice?"— Fyodor Dostoyevsky”

“I agree that two times two makes four is an excellent thing; but if we are dispensing praise, then two times two makes five is sometimes a most charming little thing as well.”

“Everything isn’t a piece of cake. You say two plus two equals four, but do you know what happens when you add two piles of sand with two others, Tezee? You get one big pile of sand, not four!" - Aley”

“In philosophy, or religion, or ethics, or politics, two and two might make five, but when one was designing a gun or an aeroplane they had to make four.”