1.   But like Jil Sander, another minimalist known for her cerebral exercises, Teng seems to struggle with the simple idea of making clothes look feminine.

2.   Of course, the main interest for most of these movies still lies in their action, and no one is thinking of any of them as cerebral exercises.

3.   Reminded of the classroom scene, Heifetz admits that challenging notions of how leaders behave is not an entirely cerebral exercise.

4.   This was to be the first of several cerebral exercises we would experience in learning the truth of a story that had become famous through Hollywood.

5.   Why is all this important other than as a cerebral exercise?