(wanderluster, Getty Images, Photo Illustration Barry Falkner)

Cornerstones highlights thought-provoking quotes from notable folks.

If you're not having fun, you're doing something wrong.
Groucho Marx

It's fun to get together and have something good to eat at least once a day. That's what human life is all about -- enjoying things.
Julia Child

Have fun, even if it's not the same kind of fun everyone else is having.
C.S. Lewis

If you're not having a good time, find something else that gives you some joy in life.
Penny Marshall

We don't stop playing because we grow old; we grow old because we stop playing.
George Bernard Shaw

I think I'll work all my life. When you're having fun, why stop having fun?
Helen Thomas

If you obey all the rules, you miss all the fun.
Katharine Hepburn

And bring hither the fatted calf, and kill it; and let us eat, and be merry: For this my son was dead, and is alive again; he was lost, and is found. And they began to be merry.
Luke 15:23,24 (KJV)

Today was good. Today was fun. Tomorrow is another one.
Dr. Seuss

Having fun is the best way to learn.
Albert Einstein

When you have confidence, you can have a lot of fun. And when you have fun, you can do amazing things.
Joe Namath

"Have fun" is my message. Be silly. You're allowed to be silly. There's nothing wrong with it.
Jimmy Fallon

I believe in having fun first, and along the way, if you teach people, if you influence people, well and good.
Ray Bradbury

I never did a day's work in my life. It was all fun.
Thomas Edison

Do anything, but let it produce joy.
Walt Whitman

Enjoy life. There's plenty of time to be dead.
Hans Christian Andersen

Just keep taking chances and having fun.
Garth Brooks

The most important thing is to enjoy your life -- to be happy -- it's all that matters.
Audrey Hepburn

When you are not having fun, you're sort of missing the point.
Esther Abraham-Hicks

The Four Levels of Comedy: Make your friends laugh; Make strangers laugh; Get paid to make strangers laugh; and Make people talk like you because it's so much fun.
Jerry Seinfeld

At the end of the day, if I can say I had fun, it was a good day.
Simone Biles

Find ecstasy in life; the mere sense of living is joy enough.
Emily Dickinson