He's also a dope-shooter.
3 seconds sound clip from the Taxi Driver (1976) movie soundboard.
You can hear this line at 01:26:25 in the Blu-ray version of the movie.
Quote context
[...]
- Sport never killed nobody. He's a Libra.
- I'm a Libra too. That's why we get along so well.
- He looks like a killer to me.
- I think that Cancers make the best lovers, but, God, my whole family are air signs.
- So, what makes you so high and mighty? Will you tell me that?
- Didn't you ever try looking at your own eyeballs in the mirror?
- So, what are you gonna do about Sport and that old bastard?
- When?
- I don't know, I'll just leave them, I guess. Yeah, they got plenty other girls.
- You just can't do that. What are you gonna do?
[...]