The evidence you've heard at this trial could not have failed to convince you of the guilt of the defendant.
8 seconds sound clip from the Reefer Madness (1936) movie soundboard.
You can hear this line at 00:47:17 in the Blu-ray version of the movie.
Quote context
[...]
- He's down the tee, he's about to take a powder on us and blow his topper to the D.A.
- You mean you think we'd all be better off if he never heard the verdict?
- Well, what are you waiting for?
- We are not so much concerned about the motives behind the deed as to the deed itself.
- The defense has been unable to produce one witness to substantiate that statement.
- Ladies and gentlemen of the jury, you've heard able men testify at this trial...
[...]