Translation examples
Durch Lehren lernen, das war auch diesmal sein Prinzip;
Learning by teaching was also his method in this case;
Was er gelernt, gelesen oder sonst wie aufgeschnappt hatte, mußte er sogleich weitergeben. Durch Lehren lernen. Das blieb so bei ihm.
Whatever he had learned, read, or picked up along the way had to be passed on immediately. Learning by teaching would remain with him.