It's hard all the time, and it typically gets harder before it gets easier."

VOA: special.2010.06.26

Because of this policy, I don't actually know when all is said and done whether at the end of the semester I'm any harder, whether I depart from the average or not.

因为这个政策，我其实不知道当所有的说完,和做完是否在学期结束我评分更严格，是否我偏离了平均水平。

耶鲁公开课 - 死亡课程节选

He would try to explain it this way when students asked for a top grade just for studying hard in chemistry class: What if a baseball player came to spring training and worked harder than all the others, but still could not play well.

VOA: special.2009.03.12

"You know, we're seeing a bit of a change in tide as things get better, but we certainly felt it for a little bit, but as we're all doing, we're tightening the belts and working harder to find those other dollars."

VOA: standard.2010.02.21