To regard one's immortality as an exchange of matter is as strange as predicting the future of a violin case once the expensive violin it held has broken and lost its worth.
Civility also requires relearning how to disagree without being disagreeable. Surely you can question my policies without questioning my faith or, for that matter, my citizenship.
The hour when you say, "What does my happiness matter? It is poverty and filth, and a wretched complacency. Yet my happiness should justify existence itself!
We cannot conceive of matter being formed of nothing, since things require a seed to start from... Therefore there is not anything which returns to nothing, but all things return dissolved into their elements.