This is assuming one actually grows wiser as opposed to just being old and stupid
A. You don't give much of a damn what people think about you.
B. Hopefully you don't have screaming babies or surly teenagers living with you full-time.
C. Car insurance, always a perk. Unless you're like my dad and
really shouldn't be driving.
D. No pills, iuds, implants, rings, diaphrams, etc. to worry about anymore. Rubbers for safety purposes only.
E. If you want to have ice cream for supper you can!
I'll think of more, that's just scratching the surface, or something!