"History is not just what happened, but what people thought and felt about it."

There is no such thing as a quality problem. There are only problems of people not doing what they are supposed to do.

"A good book should leave you slightly exhausted at the end. You live several lives while reading it."

The labor market is more adaptable than traditional models assume.

True progress happens when we listen to both scientists and farmers.

Innovation is the key to progress.

数学语言是通用的，超越了文化和语言的障碍。