Rank these posters from most to least mature

[I spent the winter writing songs about getting better]

Remember to take age into accont too, a 20 year old that acts the same as a 30 year old are not the same maturity:

BRTD
Flyers
opebo
Keystone Phil
Bono
Joe Republic
ilikeverin
Cosmo Kramer
Lewis Trondheim
Philip
Jake
bandit
Al
Ebowed
Emsworth
DanielX
Supersoulty
KEmperor
jfern
Lunar
Frodo
John Dibble
Richius
PBrunsel
WalterMitty
Dean
Mike Naso
KillerPollo
Alcon
Gabu
Peter Bell

[I spent the winter writing songs about getting better]

Well that's what I meant.

I also was thinking more of a 30 year old acting like a typical 20 year old than vice-versa.

[I spent the winter writing songs about getting better]

I'll guess that it means something like assuming you're always right.

Might I add that asking for, or making, a list like this is not a sign of maturity.

Never said I was