Learn something throughly, and refer every thing else to it.
The above sentence comprises the entire method of the Universal Instruction. Whenever this precept is neglected, the constitutional character of the system is disregarded, and the success of the teacher’s endeavours is no longer guaranteed by M. Jacotot.
After reading “Learning an L2 in a troubled world” you can check important issues for ESL teachers on the section PDFs, and visit my YouTube channel.