You don't know what a delightful dilemma it was trying to decide on the most appropriate method for your demise.

12 seconds sound clip from the The Great Mouse Detective movie soundboard.

You can hear this line at 00:50:42 in the Blu-ray version of the movie.

Quote context

[...]

- By the way, Basil, I just love your disguise. Really, one would hardly recognize you.

- The greatest detective in all mousedom!

- Ratigan, so help me, I'll see you behind bars yet!

- You fool! Isn't it clear to you? The superior mind has triumphed. I've won!

- Oh, I love it! I love it! Oh, I love it! I love it!

- You don't know what a delightful dilemma it was trying to decide on the most appropriate method for your demise.

- I had so many ingenious ideas, I didn't know which to choose. So, I decided to use them all.

- Marvelous, isn't it? But here, let me show you how it works.

- Picture this. First, a sprightly tune I've recorded especially for you.

- As the song plays, the cord tightens, and when the song ends, the metal ball is released, rolling along its merry way until...

[...]