MN 7: Vatthupama Sutta — The Simile of the Cloth. With a simple simile the Buddha illustrates the difference between a defiled mind and a pure mind.
MN 18: Madhupindika Sutta — The Ball of Honey. A man looking to pick a fight asks the Buddha to explain his doctrine. The Buddha’s answer mystifies not only the man, but also a number of monks. Ven. Maha Kaccana finally provides an explanation, and in the course of doing so explains what is needed to bring the psychological sources of conflict to an end.
SN 1.18: Hiri Sutta — Conscience .A lovely short teaching on the rarity and value of conscientiousness.
MN 2: Sabbasava Sutta — All the Fermentations/Discourse on All Āsavas. The Buddha teaches seven methods for eliminating from the mind the deeply rooted defilements (sensuality, becoming, views, and ignorance) that obstruct the realization of Awakening
MN 131: Bhaddekaratta Sutta — The Discourse on the Ideal Lover of Solitude/An Auspicious Day – In this stirring discourse the Buddha underscores the vital urgency of keeping one’s attention firmly rooted in the present moment. After all, the past is gone, the future isn’t here; this present moment is all we have.
MN 20: Vitakkasanthana Sutta — The Removal of Distracting Thoughts/The Relaxation of Thoughts. The Buddha offers five practical methods of responding wisely to unskillful thoughts (thoughts connected with desire, aversion, or delusion).
SN 22.59: Pañcavaggi Sutta/Anatta-lakkhana Sutta — Five Brethren/The Discourse on the Not-self. The Buddha’s second discourse in which he discusses the principle of anatta (not-self) with the group of five ascetics. By means of a question-and-answer dialogue with his audience, the Buddha demonstrates that there can be no abiding self in any of the five aggregates that we tend to identify as “self.”
MN 75: Magandiya Sutta — To Magandiya. In this passage, the Buddha teaches a member of a hedonist sect about the nature of true pleasure and true health.
MN 122: Maha-suññata Sutta — The Greater Discourse on Emptiness. The Buddha instructs Ananda on several practical aspects of the meditative dwelling in emptiness, a mode of awareness that can ultimately bring the meditator to the threshold of Awakening.
MN 137: Salayatana-vibhanga Sutta — An Analysis of the Six Sense-media. A discussion of the emotions: where they come from, how they function in the path of practice, and how they manifest in an awakened person who is fit to teach others.
SN 11.3: Dhajagga Sutta — Banner Protection/The Top of the Standard. Are you ever overcome by fear? The Buddha offers an antidote.
SN 11.4: Vepacitti Sutta — Calm in the Face of Anger. Sakka, king of the devas, explains to a skeptic how forbearance is the best response to another’s anger.
SN 12.2: Paticca-samuppada-vibhanga Sutta — Analysis of Dependent Co-arising. A summary of the causal chain of dependent co-arising.
SN 12.52: Upadana Sutta — Clinging. The Buddha uses a marvelous fire simile to describe the nature of clinging.
SN 20.5: Satti Sutta — The Spear. Two suttas on the extraordinary power of metta (goodwill).
SN 22.36: Bhikkhu Sutta — The Monk. How we define ourselves in terms of the aggregates, and how we don’t have to do so
SN 22.48: Khandha Sutta — Aggregates. The Buddha gives a summary of the teaching on the five aggregates.
SN 45.165: Dukkhata Sutta — Suffering. The three kinds of suffering.
AN 4.183: Suta Sutta — On What is Heard. Why the principle of truthfulness does not imply total frankness or openness.
AN 4.199: Tanha Sutta — Craving. The Buddha enumerates the many kinds of tangled thoughts experienced by a mind not yet free of craving. Sound familiar?
AN 4.200: Pema Sutta — Affection. The opinions of our friends and enemies often influence our own thoughts and feelings about others. This kind of thinking is rooted in craving, and the Buddha offers a cure.
AN 5.162: Aghatavinaya Sutta — Subduing Hatred (2). Sariputta describes five skillful ways of dealing with feelings of hatred toward others.
AN 5.198: Vaca Sutta — A Statement. The secret to blameless speech.
AN 7.60: Kodhana Sutta — The Wretchedness of Anger. Seven dangers of giving in to anger.