I'm A Big Kid Now - What 11 year olds say when they think they're tough but stil

What 11 year olds say when they think they're tough but still have no idea what they're doing.

I'm a big kid now, so I don't cry when I get in trouble.

I'm a big kid now, so I don't eat my dog's food.

I'm a big kid now, so I don't try to dance on the lunch table.