> 20 year old that sees themselves as having 80+ years left Any such 20-year-old is delusional; becoming a centenarian (let alone having good enough health to

> 20 year old that sees themselves as having 80+ years left Any such 20-year-old is delusional; becoming a centenarian (let alone having good enough health to appreciate it) is not much more common than winning the lottery, at best.