Current location - Quotes Website - Famous sayings - Famous sayings about secrecy
Famous sayings about secrecy
There were many in ancient times, so let's not talk about it.

For example, the national leader said:

Chairman Mao: Keep secret and be cautious.

We must pay great attention to confidentiality, not nine and a half minutes, not nine and a half minutes. It is absolutely necessary.

More can be searched online.