Me vs younger generation

Aiyuh yuh, this days - all the new colleagues I met or new friends I met - all of them younger than me .....errrr. You know - it make me like a 'Big Sister' leh....padahal - I truly dun feel like it loh. Of course - I also dun want to be in that shoe , haha ! Geee - does this mean I'm hanging out with wrong age group of folks ? hmmmm, let me go think harder on this ..... zzzZZZZ