Second key to success in this racket is this little baby right here. It's called cocaine. It'll keep you sharp between the ears. It'll also help your fingers dial faster.
14 seconds sound clip from the The Wolf of Wall Street movie soundboard.
You can hear this line at 00:12:35 in the Blu-ray version of the movie.
Quote context
[...]
- I'm in it for the long run, you know?
- Pop off to the bathroom, work one out any time you can.
- When you get really good at it, you'll fucking be stroking it and you'll be thinking about money.
- And guess what? That's good for me.
[...]