- Well, we've fought with mud in our boots before.
- That's true. That's true.

7 seconds sound clip from the Waterloo (1970) movie soundboard.

You can hear this line at 01:07:55.134 in the Blu-ray version of the movie.

Quote context

[...]

- Are you all right, Sire?

- That was last night.

- I've never felt better in my life. Come, we eat.

- I'm afraid this afternoon you'll all need bigger napkins.

- We attack at nine. What's the condition of the ground?

- It will not dry before noon, Sire.

- Well, we've fought with mud in our boots before.

- That's true. That's true.

- What's that?

- Sunday morning. The priest in Plancenoit won't give up his mass.

- Well, he won't have much of a congregation.

- I'm not asleep, Drouot.

- Sire, we need four hours. The ground is too soft. I cannot move my cannon.

[...]