除非他认为问题是一个问题，否则将学习问题作为一个值得学习的问题，除非他在确定解决方案过程中发挥积极作用，否则无法帮助学习者受到纪律，积极和彻底的参与。
(There is no way to help a learner to be disciplined, active, and thoroughly engaged unless he perceives a problem to be a problem or whatever is to-be-learned as worth learning, and unless he plays an active role in determining the process of solution.)