If at the end of the semester you take a three-hour exam in a closed environment and you answer everything, I don't care what you did in your homework or your Midterm.

如果在学期末的时候,你能在独立地完成3小时的考试,答出所有题目,那我就不会计较平时作业和期中测试了

耶鲁公开课 - 基础物理课程节选

So the game is not just to somehow or other get the solution to the problem set but to fully understand how it's done, and the TAs will be there to help you.

所以,这个过程不仅仅是,通过某种方式解出题目,还要全面理解解题的过程,助教会帮你们的

耶鲁公开课 - 基础物理课程节选