Which of the following persons was most successful in freeing all beings from physical and mental suffering?

Dilgo Khyentse Yangsi Rinpoche says in the following video: Buddha has taught 84 000 teachings,but to put that into very simple worlds,is to have a good heart,and what does it mean to have a good heart is,to have the intention to free all beingsfrom physical and mental suffering.And this is summarized the 84 000 teachings …