DhammaPada verses 1-20 share on the power of the mind in shaping one’s experiences, the importance of letting go of resentment and hostility, the consequences of living without restraint and moderation, the distinction between essence and non-essence, the sorrow and joy tied to one’s actions, the importance of acting according to the Dhamma, and who partakes in the true ascetic life.

The wearing away of taints occurs for one who knows and sees the arising and passing away of the aggregates. Mere wishing is useless. Like a hen nurturing eggs or an adze handle wearing down, it is active cultivation that naturally destroys the mental fetters.

The Buddha contrasts the undeveloped and developed mind.

Reflecting on five future perils concerning the corruption of the Dhamma and Vinaya by undeveloped bhikkhus, the Buddha advises one to recognize them and strive to abandon them.