Much understand, much problem. Little understand, little problem. Complete DON'T KNOW, no problem.
In order to have a great vow to attain enlightenment and save all people from suffering, one has to understand suffering. Sometimes more suffering is necessary, that is sad but true. Once suffering has reached a saturation point, most humans urgently want to find a way out of this suffering.
The “Bodhisattva Vow” appears when suffering and love become one. This “Bodhisattva Vow” allows wisdom, compassion and generosity to deepen their roots into the ground of patience, endurance and urgency.