The doctor knows so little, the charge is so high.
医生知道的如此之少,收费却如此之高。
理论上,理论和实践之间没有区别。但实际上,是有区别的。
The teacher's task is not to implant facts but to place the subject to be learned in front of the learner and, through sympathy, emotion, imagination, and patience, to awaken in the learner the restless drive for answers and insights which enlarge the personal life.