classes:  lecturer. The thing that I am most satisfied with is that the lecturer always expands his knowledge outside of the lesson.  curriculum. The thing that I am most satisfied with is that the lecturer always expands his knowledge outside of the lesson.  facility. The thing that I am most satisfied with is that the lecturer always expands his knowledge outside of the lesson.  general. The thing that I am most satisfied with is that the lecturer always expands his knowledge outside of the lesson.