So in many ways the premises, coupled with what we discussed in the first two lectures, build the foundation of that spiral, upon which everything else will be built.

从许多方面来看，这个前提，跟我们开头的两节课有关，会建立这个螺旋的基础，那其他一切就更容易建起来。

哈佛公开课 - 幸福课课程节选