Well then, although you didn't know to your own knowledge that the defendant was using marihuana...
8 seconds sound clip from the Reefer Madness (1936) movie soundboard.
You can hear this line at 00:43:48 in the Blu-ray version of the movie.
Quote context
[...]
- This, I understand, could be attributed to the use of marihuana. It causes errors in time and space.
- The witness isn't qualified to express opinions upon the effects of narcotics.
- Dr. Carroll has been called merely as a character witness.
- Well then, although you didn't know to your own knowledge that the defendant was using marihuana...
- Yes, I recall distinctly, a few weeks ago. It was during a class of English literature.
[...]