So you're worried that if there isn't some degree of redistribution of some or left at the bottom, there will be no genuine equality of opportunity.

所以你担心,如果没有一定程度的再分配,照顾社会底层，就不会有名副其实的机会均等。

耶鲁公开课 - 公正课程节选

This way when I take two derivatives, there will be no t left.

这样的话,当我求二阶导数时,t就消失了

耶鲁公开课 - 基础物理课程节选