Let the trumpet of the day of judgment sound when it will, I shall appear with this book in my hand before the Sovereign Judge, and cry with a loud voice, This is my work, there were my thoughts, and thus was I. I have freely told both the good and the bad, have hid nothing wicked, added nothing good.
The future prominently possesses hope if not THE HOW to live forever. People will evolve into longer life or might develop how to live forever as per non extinction of the human race via natural or foretold destructions.