Answer from Master Keisen
No one can escape impermanence.
The difference is that we know it and continue to try to fulfill our vows, without falling completely in phenomenons.
Nirvana and samsara are defining each other, that is the same life.
All of us are human beings. And I hope real human beings.
Mondo On the same theme : Awaking
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You may want to see other themes of this mondo online, or ask your own question : see Mondo online : questions to zen Master Kosen Thibaut