My translation: Master Ri-Chang important teaching with respect to Karma is:
the more you give to people, the more you will get in return
View Venerable Ru Jun’s discourse from 1:24min to 2:38min on this portion.
Venerable Ru Jun also relates an episode of his early days in the Sangha and how he felt that he was not achieving as much as he wanted and his learning when Master used the quote 「予人愈多而己愈得」
Watch the video from 4:31min to 11:30min for Venerable’s story.