我认为，为了看学生是否符合教师设定的某些标准而测试其成绩，与治疗对有意义学习的启示直接相悖。

Every mathematical problem has a solution; the challenge is finding it.

领导力不是掌控，而是照顾那些你负责的人。

The deepest problems of modern life derive from the claim of the individual to preserve the autonomy and individuality of his existence in the face of overwhelming social forces, of historical heritage, of external culture, and of the technique of life.