If you had been waiting to see a unicorn as long as I have...
5 seconds sound clip from the The Last Unicorn movie soundboard.
You can hear this line at 00:41:10.877 in the Blu-ray version of the movie.
Quote context
[...]
- Don't you talk to her that way!
- Oh? And where were you twenty years ago, ten years ago?
- Where were you when I was new? When I was one of those innocent, young maidens you always come to?
- How dare you, how dare you come to me now, when I am this?
- Can you really see her? Do you really know what she is?
- If you had been waiting to see a unicorn as long as I have...
- She's the last unicorn in the world.
- It would be the last unicorn in the world that came to Molly Grue.
- It's all right. I forgive you.
- Well, it's time for us to go now.
[...]