你知我知

choi

Common knowledge | Of NAKED Emperors and Super Bowl Ads; A new book examines how people think about how other people think. The Economist, Sept 20, 2025, at page 79
(book review on Steven Pinker, When Everyone Knows That Everyone Knows . . .; Common knowledge and the mysteries of money, power, and everyday life. Scribner, sept 23, 2025)

Note:
(a) "in this fizzing, erudite book"

English dictionary
* fizz
https://www.merriam-webster.com/dictionary/fizz
(b) "People are highly sensitive to common knowledge. Professor Pinker speculates that it is one reason why language evolved, since it generates it so cheaply."

"since it generates it so cheaply."  My guess is that common knowledge generates language so cheaply. But it still does not make sense
(c) "As a scriptwriter has Mahatma Gandhi say in a film from 1982, '100,000 Englishmen simply cannot control 350m Indians if the Indians refuse to co-operate.' "

The quotation came from Gandhi (film)
https://en.wikipedia.org/wiki/Gandhi_(film)
, produced by Britons.
(d) People with autism are said to be unable to read other people's minds.