"Our greatest fear is that when we die we will become nothing. We believe that we are born from nothing and that when we die we become nothing. And so we are filled with the fear of annihilation. The Buddha has a very different understanding, that birth and death are notions. They are not real."

"The Practice of Looking Deeply:
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Seeing Emotions Through the Eyes of Impermanence
When somebody says something that makes you angry and you wish they would go away, please look deeply with the eyes of impermanence. If he or she were gone, what would you really feel? Would you be happy or would you weep? Practicing this insight can be very helpful. There is a gatha, or poem, that we can use to help us:

Angry in the ultimate dimension
I close my eyes and look deeply.
Three hundred years from now
Where will you be and where shall I be?"

-----from the book "No Death, No Fear", by Thich Nhat Hanh, 2002