I wanted to believe that all the filth and fury and jumble of this boy's past had not produced a killer.

9 seconds sound clip from the Knock on Any Door movie soundboard.

You can hear this line at 01:33:13.454 in the Blu-ray version of the movie.

Quote context

[...]

- I was on the jury.

- So was I.

- Is there any statement you wish to make before sentence is passed?

- Your honor, there's something I'd like to say in behalf of the defendant.

- When I took this case, I believed Nick Romano was innocent. I believed what he told me, and I believed what those men, Butch and Sunshine, told me.

- I believed because I wanted to believe.

- I wanted to believe that all the filth and fury and jumble of this boy's past had not produced a killer.

- But... Nick Romano is guilty.

- He's guilty of many things. He's guilty of knowing his father died in prison. He's guilty of having been reared in poverty.

- He's guilty of having lived in the slums, of having had the wrong companions: the pickpockets and hoodlums, panhandlers and prostitutes of the worst district that ever disgraced a modern city.

- He's guilty of the pool rooms and bars that were open to him as a boy.

[...]