It is really massively intra-connected and quite a complex structure.

大脑内部连接十分庞大,结构比较复杂。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

How do we get people to flourish,intellectually,emotionally, ? psychologically,interpersonally,intra-personally?

我们如何让人们从智力上，情感上，心理上，人际关系上，人格上全面发展？

哈佛公开课 - 幸福课课程节选

Remember I talk those of you who were here the first time: this course is built like a spiral Everything is intra-connected, what I talked about in the first class is connected to what I'm going to talk about today, is going to be connected to lecture 19.

记得一开始我就跟你们说过：,这课程就像个螺旋,内部的一切都是相关的，第一节课讲到的内容,与今天要谈的课题有关，也和第19课有关。

哈佛公开课 - 幸福课课程节选