就是子壇的定義40萬。大貢獻者和IQ的相關性倒是相對較弱，裏麵說大貢獻者一般不是高IQ。

When you look at who really achieves great things, you notice that most of them were not prodigies. They didn’t wow people at age 18, but over the course of their adulthood they found some deep interest in something, and they achieved mastery. Many of society’s great contributors didn’t have an easily identifiable extraordinary ability; they had the right mixture of slight advantages and character traits that came together in the right way.