Running is a grownup's lost link to playing outside.

That's what my books are, now that I'm a grownup - mosaics of jokes.

— Kurt Vonnegut

One foot in front of the other, wasn't that the grownup way of solving problems? Surely he ought to be a grownup at his…

— Lois McMaster Bujold

When you're a child you never figure a grownup is going to be jealous of you. It's the grownups who seem to have everything.…

— Polly Horvath

“Grownups know things, said Piggy. They ain't afraid of the dark. They'd meet and have tea and discuss. Then things 'ud be alright--- They…

— William Golding

All any grownup expects of an adolescent is that he act like an adult and be satisfied to be treated like a child.

— John Grant

Dave couldn't remember the last time a grownup had apologized to him.

— Andrew Clements

Don't forget that compared to a grownup person every baby is a genius.

— May Sarton

Embracing the fear of freedom, deciding to determine your own path, this is the work of a grownup.

— Seth Godin

When I was very young every grownup was a hero. It's been all downhill since then, and I have only two left.

— Peter S. Beagle

“Adults who use big words in order to seem intelligent are annoying, especially those who are not intelligent.”

— Mokokoma Mokhonoana

The moment you decide that you're a grownup now, and therefore must put away foolish things like staying out all night or cruising down…

— Cynthia Heimel

I think being young in a grownup world, I think it stunted me a little bit. I had to grow up too fast on…

— Laura Benanti

Life, just as we first thought, is playing grownup.

— John Updike

if a book is not good enough for a grownup, it is not good enough for a child.

— Madeleine L'Engle

Election night is the easiest time to act like a grownup.

— Ron Fournier