And my plan was going along fine until something happened, and what happened was that chemistry was just way more interesting than I anticipated.

但我觉得最好在第一学期就把化学课选了,所以我就这么干了,我的计划一直都很顺利,直到我发现化学比我想象中的要有趣的多。

麻省理工公开课 - 化学原理课程节选