If a man is left without any more information he asks: 'How much air am I to let in?

既使一个在这方面一无所知的人他想知道：‘我应该让多少空气进去？’

youdao

There is nothing more important than searching information about self improvement. Without reading any self improvement books or articles you cannot improve yourself.

在这里输入译文没有什么比寻找提升自己生活的信息更重要的了。不阅读一些这方面的书或文章的话，你是无法提升自己。

youdao

There should be enough information out there in the public sphere to discuss and litigate this case without any more secrets being divulged.

NPR: Invoking the State Secrets Privilege