Welcome, young percent-optionalist, to the definitive guide to living life on your own terms... but, let's be real, not really living life on your own terms at all. You'll learn how to calculate, estimate, and approximate your way to 100% optional-ness in no time!
Next Chapter: Percent-Optionalism 202
Percent-Optionalist's Survival Guide to 99.9% Optional-ness
percent_optional = (optional + not_optional) × (maybe + sort-of) / (kindof + somewhat);