The picket fence There was a fence with spaces you could look through if you wanted to. An architect who saw this thing stood there one summer evening. Took out the spaces with great care and built a castle in the air. The fence was utterly dumbfounded, each post stood there with nothing round it. Christian Morgenstern, The Art of Looking Sideways www.andrew.cmu.edu spacearchitectureabsurdity
Student's future, not teacher's past Teachers should prepare the student for the student’s future, not for the teacher’s past. Richard Hamming, The Art of Doing Science and Engineering: Learning to Learn Ambitions for someone else's mind teaching