The setting-down of the grievance the heart has carried. Not condoning but releasing.
The cultivation of unconditional good-will toward all beings. The first of the four brahmaviharas, the 'divine abidings' — and the antidote the Buddha gave to a forest of monks who could not stay in their forest.
A brahmin youth manipulated by his teacher into the vow of a thousand killings, wearing a garland of fingers from his victims. When the Buddha walked into his forest, Angulimala chased him and could not catch up. "Stop, recluse!" he shouted. The Buddha replied: "I have stopped, Angulimala. It is you who has not." He laid down his sword and was ordained on the spot.
The Twenty-Five Rains.
A direct teaching on the kleshas — that the obstacle to liberation is never an external adversary but the patterns of one's own mind.