I am too old to think.
Sentiment: NEGATIVE
I feel old.
I know one day I'll be considered too old.
I think I am an adult.
By the time you know what to do, you're too old to do it.
I'm just a young kid.
Age is whatever you think it is. You are as old as you think you are.
I think everyone still thinks I'm 13.
I'm much too young to feel this damn old.
I don't think that I'm old.
Whatever age you think I am, you're probably right.