That means you die.
If you die before you were able to go back in time and kill yourself, you never get the chance to go back in time and kill yourself, and as such, you are alive.
Would that mean that nothing you did would hurt your younger self?
[Edited on 04.24.2012 8:55 PM PDT]
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[quote][b]Posted by:[/b] dahuterschuter [url=http://www.sccs.swarthmore.edu/users/08/ajb/tmve/wiki100k/docs/Novikov_self-consistency_principle.html]Novikov self consistency principle, how does it work?[/url][/quote] This is what I've been telling people regarding time-travel talk for all these years... *sniff* Thanks for the link bro