The Curious Case of Benjamin Button film Did I ever tell you I been struck by lightning seven times? Once when I was repairing a leak on the roof.
Once I was just crossing the road to get the mail.
Once, I was walking my dog down the road.

Mae West You only live once, but if you do it right, once is enough.

Rent Roger and Mark: For once the shadows gave way to light. For once I didn't disengage!

Johnny Dangerously You shouldn't shoot me, Johnny. My grandmother shot me once... Once.

Beauty and the Beast TV Catherine: : I don't really know what I am feeling.
Vincent: : Did you love this man once?
Catherine: : Once. And I still feel an obligation for him. I don't know why. Maybe because of his illness...maybe because of the intimacy we once had.

It's Always Sunny in Philadelphia Mac: I do not even understand the smell coming from your body, dude.
Charlie: Oh my God, dude, relax. Dude, I forgot to put on deodorant, OK?
Mac: I have never once, never once seen you wear deodorant, Charlie, never once.
Charlie: Yeah well, you never seen me once wash my testicles either but that doesn't mean I don't do it every Friday.

The Wheel of Time by Robert Jordan Caution once forgotten could be forgotten once too often.

Jekyll Tom: [After changing from Hyde] Just once, seriously - just bloody once, could you tell me where you parked?

Childe Harold's Pilgrimage by Lord Byron Once more upon the waters, yet once more!
And the waves bound beneath me as a steed
That knows his rider!

Schoolhouse Rock I still get seven-fifty once a week.
But now I learned some money management technique.
And I can save enough
To buy some real cool stuff.
And I made my little fortune so to speak,
On only seven-fifty, once a week.
That's my allowance.
Seven-fifty once a week.