制革厂的废物流比任何使命宣言都更清晰地讲述其道德故事。

I believe that the testing of the student's achievements in order to see if he meets some criterion held by the teacher, is directly contrary to the implications of therapy for significant learning.

The thing about life is that it's never the way you think it's going to be.

自由是做法律允许的事情的权利。