Theme Of Individualism In Ayn Rand's Anthem

"It is a sin to think words no others think and to put them down upon paper no others are to see,” this is the first sentence in the book Anthem. It shows that they are not allowed to even think differently or say differently, everyone has to think the same. It is said by Equality 7-2521 that he was beaten by his teachers for being smarter, and he is told that he was told he is sinning since he is taller than all of the other people. They are not even allowed to know what they look like, because it might make them have different thought and that they don't fit in the society.
One of the ideas is that if everyone forgets about individualism, this would cause the destruction of all progress and moving forward of a society. There are many examples