To start out I'm going to go back to the thinking about development a little bit, embryonic development, and show you a picture here.

作为这节课的开始,我先稍微回顾一下,一些关于发育过程的内容,先说胚胎发育,这里有张图

耶鲁公开课 - 生物医学工程探索课程节选

In other words, he's thinking about the development of Western culture.

换句话说，德里达在思考西方文化的发展。

耶鲁公开课 - 文学理论导论课程节选