Lets use the example of emotional reactivity to illustrate the Twelve Nidanas of dependent origination.
1. Ignorance (avijja): The person lacks understanding of the true nature of reality, including the impermanence and empty nature of phenomena, and is unaware of how their emotional reactions arise.
2. Mental formations (sankhara): Due to ignorance, the person has formed habitual patterns of reacting emotionally to certain situations.
3. Consciousness (viññana): The persons consciousness is conditioned by these mental formations, making them prone to emotional reactivity.
4. Name and form (nama-rupa): The persons psychophysical constituents manifest in a way that is susceptible to emotional reactivity.
5. The six sense bases (salayatana): The persons sense organs interact with the external world.
6. Contact (phassa): The person encounters a situation or stimulus that triggers an emotional reaction through their sense bases.
7. Feeling (vedana): The person experiences a feeling or emotion as a result of the contact with the stimulus, either pleasant, unpleasant, or neutral.
8. Craving (tanha): The person develops attachment to the pleasurable emotions or aversion to unpleasant emotions, leading to a desire to repeat or avoid the same stimulus in the future.
9. Clinging (upadana): The persons attachment to the emotions intensifies, leading to the development of habitual patterns of emotional reactivity and coping mechanisms for dealing with future situations.
10. Becoming (bhava): The persons habitual patterns of emotional reactivity lead to the formation of karma, either positive or negative.
11. Birth (jati): The persons emotional reactivity manifests in the form of emotional outbursts or a particular emotional disposition.
12. Old age and death (jara-marana): The persons unaddressed emotional reactivity can lead to physical, mental, and emotional suffering, and perpetuate negative consequences in future situations or even future lives.
In this example, we can see how the Twelve Nidanas apply to the arising and perpetuation of emotional reactivity. By understanding the dependent origination of our emotional reactions, we can develop greater awareness and mindfulness around our emotions and work towards breaking the cycle of emotional reactivity, leading to greater inner peace and well-being.

How to break cycle at each point:

Heres how one can break the cycle at each point in the context of emotional reactivity:

1. Ignorance (Avijja): To break the cycle of emotional reactivity, one must first develop an understanding of the nature of emotions and how they arise. This involves cultivating mindfulness and becoming more aware of ones emotional experiences.

2. Mental formations (Sankhara): By intentionally cultivating positive mental states and developing healthy emotional habits, one can weaken the habit patterns of emotional reactivity.

3. Consciousness (Vijnana): Developing mindfulness through meditation can help to break the link between conscious awareness and automatic emotional reactivity.

4. Name and form (Nama-rupa): Practicing mindfulness of the body and mind - such as through body scans or introspective awareness - can help to disentangle the body and mind from habitual emotional patterns.

5. The six sense bases (Salayatana): By developing mindfulness around the sensory input that triggers emotional reactions, one can begin to break the link between sensory experience and emotional reactivity.

6. Contact (Phassa): Developing greater equanimity and non-reactivity in response to sensory contact can help to weaken the association between sensory input and emotional reactivity.

7. Feeling (Vedana): By practicing mindfulness of emotions and allowing them to arise and pass without reacting or getting caught up in them, one can reduce the potential for emotional reactivity.

8. Craving (Tanha): Practicing mindfulness and developing greater understanding of the impermanence of emotions can weaken the power of craving and reduce emotional reactivity.

9. Clinging (Upadana): By practicing non-attachment and letting go of emotional patterns, one can break the cycle of clinging and reduce emotional reactivity.

10. Becoming (Bhava): Developing positive habit patterns and breaking negative emotional cycles can weaken the accumulation of negative karma based on emotional reactivity.

11. Birth (Jati): By cultivating positive emotions and breaking negative emotional cycles, one can manifest a more positive emotional disposition in response to life situations.

12. Aging and Death (Jara-Marana): By reducing the potential for emotional reactivity, one can reduce the potential for suffering in this life and in future lives.

In conclusion, breaking the cycle of emotional reactivity involves cultivating mindfulness, developing positive mental habits, and weakening the habitual patterns of emotional reactions in response to life situations. By understanding the Twelve Nidanas and the nature of dependent origination, one can begin to cultivate greater inner peace and wellbeing.