Perhaps we should try a more energetic remedy.

6 seconds sound clip from the Alice in Wonderland (1951) movie soundboard.

You can hear this line at 00:24:17 in the Blu-ray version of the movie.

Quote context

[...]

- But, guvnor...

- Good luck, Bill.

(PREPARES TO SNEEZE)

(SNEEZES)

- Well... there goes Bill. Poor Bill.

- Perhaps we should try a more energetic remedy.

- Yes, anything, anything, but hurry.

- I propose that we...

- Yes, go on. Yes? Yes?

- I propose that we... By Jove, that's it. We'll burn the house down.

[...]