Now, listen, casinos have house rules. The first one is, they don't like to lose.

Charlie Babbitt (Tom Cruise)

9 seconds sound clip from the Rain Man (1988) movie soundboard.

You can hear this line at 01:26:47 in the Blu-ray version of the movie.

Quote context

[...]

- I'm an excellent driver. (2)

- You can't drive now, Ray.

- Are you listening to me? This is very important.

- When there's lots of 10s left, 10s and picture cards left, it's good for us. Now, come on, say it. 10s are good.

- Okay, if you're going to bet one...

- One if it's bad, two if it's good.

- That's right. Two if it's good.

- Now, listen, casinos have house rules. The first one is, they don't like to lose.

- So you never, never show that you are counting cards. That is the cardinal sin, Ray.

- Are you listening to me? That's very, very important.

- Yeah. Counting is bad.

- Yes, counting is bad.

[...]