And what's more, because we don't believe in all that Papist claptrap, we can take precautions.

5 seconds sound clip from the Monty Python's The Meaning of Life movie soundboard.

You can hear this line at 00:32:34.174 in the Blu-ray version of the movie.

Quote context

[...]

- Look at them. Bloody Catholics. Filling the bloody world up with bloody people they can't afford to bloody feed.

- What are we, dear?

- Protestant, and fiercely proud of it.

- Why do they have so many children?

- Because every time they have sexual intercourse, they have to have a baby.

- But it's the same with us, Harry.

- What do you mean?

- Well, I mean we've got two children, and we've had sexual intercourse twice.

- That's not the point. We could have it any time we wanted.

- Really?

- Oh, yes.

- And what's more, because we don't believe in all that Papist claptrap, we can take precautions.

- What, you mean lock the door?

- No, no. I mean because we are members of the Protestant Reformed Church, which successfully challenged the autocratic power of the Papacy in the mid-sixteenth century, we can wear little rubber devices to prevent issue.

- What do you mean?

- I could, if I wanted, have sexual intercourse with you.

- Oh, yes.

- And by wearing a rubber sheath over my old fellow, I could ensure that when I came off, you would not be impregnated.

- Ooh!

[...]