just a thought

sometimes I think I'm only 18.
-Still so young,I couldn't have known. I needn't know.
sometimes I think I'm only 18.
- Only *nearly* 2 decades have passed. So much more in the future, waiting for me.


sometimes I think I'm already 18.
- I'm old enough, should be mature enough, should know better.
sometimes I think I'm already 18.
- *nearly* 2 decades have passed in a snap.
sometimes I think I'm already 18.
- Will I be 60 years old in 2 such snaps?