You do live forever, though maybe not as you expect!
Can You Live Forever? Maybe Not--But You Can Have Fun Trying
http://www.scientificamerican.com/article.cfm?id=e-zimmer-can-you-live-forever&print=true
(via Instapaper)
Time is, was and will be. Without time we would not be. What a load it has to carry! Time seems eternal! You might even ask whether cycles in time exist? If so read Roger Penrose's book on new attitudes in physics towards possible "Cycles in Time".