Equanimity is neither apathy nor indifference: you are warmly engaged with the world but not troubled by it. Through its nonreactivity, it creates a … - Rick Hanson

Through activating the parasympathetic nervous system (PNS), you prevent the stress-response system from reacting to its own reactions. This is one reason why the training for equanimity in contemplative settings involves considerable relaxation and tranquility.

If you can break the link between feeling tones and craving — if you can be with the pleasant without chasing after it, with the unpleasant without resisting it, and with the neutral without ignoring it — then you have cut the chain of suffering, at least for a time.

staying with a negative experience past the point that’s useful is like running laps in Hell: You dig the track a little deeper in your brain each time you go around it.