Some sort of formal danceHow to play an instrument adequately or sing adequately (and read music)Foreign languagesHistory, including art historyDrawing or painting adequatelyHow to cook extravagant dishesSome expensive sport, like snowboarding, skiing, or scuba divingTravel frequentlyOutdoorsman and survival skillsCultures and countries' historiesModern government and politicsPractical "adult" skillsHow and where to obtain illegal drugsModern technology, even ones beyond computers, smartphones, and tabletsAlcoholic drinks, and all their names and how they are mixedHealthy eating and nutrition (for example, what foods are good sources of what)Interacting with children, especially after toddlerhood (but before adolescence)Arranging a party for any occasionWeddings and other "customs"Teas and their histories and qualitiesOperas, opera music, ballets, musicals, high-quality theatre productionsQuality vs luxury (not mutually exclusive)Fashion, but not necessarily high fashionModern happenings and news, such as new treaties and global warming/climate change, but not entertainment newsYou watch very little TV, don't follow shows in general, and definitely do not watch reality TV even ironicallyOptional: meats and or cheesesCooking from scratch (and that's the way you prefer to do it)Yoga, aerobics, swimming, calisthenics, or pilatesGardening and growing your own vegetablesRecognizing plants and understanding botanyHorticulture, plant propagation, landscaping, or flower arrangingRecognize fruit as the most perfect food for humans everEnjoy modern bands, athletes, and moviesUnderstand movies (maybe you took a film course in college)Understand poetry to some extentWhat you need to buy and what you don't need to buyYour own health and how to maintain itYourselfUnderstand deeply religion or your own way to cope with toward difficult things (such as death)Calculus (single-variable is OK)Algebra AND BiologyPhysics AND Chemistry
How Cultured Are You?
Just keep at it! There is a lot of fruit to take part in in this world... So please go out and try it.
Read the list again to find out what else you can do to become a "cultured" human being!
Just make sure you were honest with yourself about what you know or can do!