巧妇=米, why only rice?

来源: 于 2023-11-02 09:57:01 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

巧妇难为无米, but she can think of wheat flour, meat, and fruits. Why stick with rice?

Stanford $5 thinking box: The professor assigned $5 to each student to invest. The highest return will be the winner. Guess how the winner was doing?