Time travel, the age-old conundrum: how to fix your 20th century existential crisis with the minimum amount of temporal paradoxes.
Step 1: Identify the Problem
Are you stuck in a time loop? Do you keep reliving the same day over and over? Or perhaps you're just feeling really, really old?
Either way, we've got you covered.
Step 2: Chart Your Course
Step 3: Choose Your Fix
Go with Novikov's theorem and just roll with it, or opt for predestination and just deal with it.
Step 4: Apply the Fix
Try the Timy Wimey Method: just make it up as you go and hope for the best, or call in a time-traveling expert to patch things up for you.