What page in 1984 says The most effective way to destroy people is to deny and obliterate their own understanding of their history?

In George Orwell's "1984," the quote about destroying people by denying and obliterating their understanding of history can be found in Part 1, Chapter 3. This concept reflects the Party's manipulation of truth and history to maintain control over the population. It emphasizes the importance of historical awareness in preserving individual identity and freedom.