Everybody expects to be above average, so you get this ratchet effect.

而每个人都期望超越平均水平，这样就产生了棘轮效应。

youdao

Choose to be more. Choose to be something better. Choose to be above average.

选择做得更多，选择把事情做得很好吧，选择超过普通人。

youdao

Young men somewhat below average (less than 75) in general mental ability, for example, are more likely to be unemployed than men somewhat above average (around 90).

比如，普适性智力水平处于中下等(IQ小于75者)的年轻人，其失业的可能性要大于那些略高于平均水平者(90左右)。

youdao

In other words, those who had above-average cognitive ability at age 11 also tended to be above average when much older.

WSJ: Intelligence Changes Linked to Genes

If we elect Obama and history's pattern prevails, expect 2008 to be positive but below average and 2009 to be above average.

FORBES: Magazine Article

If the U.S. elects Obama and history's pattern prevails, expect 2008 to be positive but below average and 2009 to be above average.

FORBES: Bully For Obama