The classic rooftop dialogue of Infernal Affairs is a dialogue between Liu Jianming and Chen Yongren. The specific dialogue lines are as follows:

Liu Jianming: quite neat.

Chen Yongren: I also attended the police academy.

Liu Jianming: It's funny that you undercover people always meet on the rooftop.

Chen Yongren: unlike you, I am aboveboard.

Chen Yongren: What about what I want?

Liu Jianming: You may not bring everything I want.

Chen Yongren: Hum, what do you mean? You came up to bask in the sun.

Liu Jianming: Give me a chance.

Chen Yongren: How can I give you a chance?

Liu Jianming: I had no choice before, but now I want to be a good person.

Chen Yongren: OK, talk to the judge and see if he will let you be a good person.

Liu Jianming: That means I have to die.

Chen Yongren: Sorry, I'm a policeman.

Liu Jianming: Who knows:

Other classic dialogues in Infernal Affairs:

Superintendent Huang: You said that you had intentionally hurt people several times. I tried my best to tell the Attorney General that you were mentally ill and asked you to see a psychiatrist, but you still hit people everywhere? Are you really a psychopath? Have you forgotten whether you are a good person or a bad person? ?

Chen Yongren: It was supposed to be three years, but three years later, three years later, it's almost ten years, boss!

Infernal Affairs is a gangster film produced by Universal Asia Film Distribution Company in 22, directed by Liu Weiqiang and Siu Fai Mak and starring Andy Lau, Tony Leung Chiu Wai, Huang Qiusheng and Ceng Zhiwei.