It's a time-tested philosophy that's been around since ancient times. If you're feeling uncertain, just do the opposite. Eat a whole pizza by yourself, not just one slice. Take a 3-hour nap, not 5. Wear your pajamas in public, but only on Tuesdays.
Consult our experts on Uncertainty Management
Or, if that's not your thing, try:
Learn Randomness Techniques to shake things up!
Or, if you're really feeling stuck, just:
Join our Paralysis Support Group and commiserate with fellow paralytics.
Disclaimer: Not actually tested for effectiveness. May cause spontaneous happiness or spontaneous combustion. Use at your own risk!