Past age 18, people seem to not like getting older, or not realize they too will be whatever they deem as old.
IF and only IF they are lucky.
The alternative to aging is death by accident/disease/war/etc.
"When you arise in the morning, think of what a precious privilege it is to be alive—to breathe, to think, to enjoy, to love" - Marcus Aurelius
tl;dr Check your "still living" privilege...