How do you measure "WISE"?

Had dinner with 2 girlfriends one weekend and one girlfriend asked a the usual birthday question (oh, by the way, it was my birthday),

Gf 1 : So, how do you feel birthday girl?
Me : Like that lor ...
Gf1 : What do you mean like that, it's your birthday wat ..
Me : Not much feeling lar. Birthday does not feel any special to me anymore, not like younger days (not like i'm 60s or so), just not like those days ..
Gf1 : You should feel wiser!!!
Me and Gf2 : Huh???
Gf1 : A day older a day wiser mar ... You should feel wiser ....
Me and Gf2 : (laughing rolling)

The three of us was laughing like mad in the car ... har ...

Dinner : RM300
Drinks : RM100
Drive to location : 1 hour 30 mins
Having unforgettably wonderful time with your girlfriends, priceless ...