The Butterfly Effect: A Guide to Time Paradoxes

Warning: Time travel can be hazardous to your mental health. Proceed with caution.

• Grandfather Clauses: The Original Time Paradox
• Predestination Theories: Because You Were Always Gonna Do That
• Novikov's Self-Consistency Principle: The Ultimate Time Travel Insurance Policy

Seek help if you're experiencing Time Traveler's Anxiety Disorder