- Because I envy your normal life.
- Put the gun down, David.
- It seems that envy is my sin.

5 seconds sound clip from the Se7en (1995) movie soundboard.

You can hear this line at 01:58:23.856 in the Blu-ray version of the movie.

Quote context

[...]

- What's he talking about?

- Give me your gun.

- What's going on over there?

- Put the gun down.

- I saw you with a box. What was in the box?

- Because I envy your normal life.

- Put the gun down, David.

- It seems that envy is my sin.

- Oh, what's in the box?

- Not until you give me the gun.

- What's in the fucking box?

- Give me the gun.

- He just told you.

- You lie. You're a fucking liar, shut up.

- David.

- That's what he wants. He wants you to shoot him.

- No! No. You tell me that's not true. That's not true.

[...]