Besides, there's a difference in metabolism.
3 seconds sound clip from the The Wasp Woman (1959) movie soundboard.
You can hear this line at 00:30:42.197 in the Blu-ray version of the movie.
Quote context
[...]
- Bill? Hey, listen, Gleason just got a bill for $2300. Zinthrop.
- Yes, yes, yes, we are making progress, there's great improvement in the tissue.
- Why is it taking so long? It's the third week.
- You forget, my dear, there's more to you than a little kitten, no?
- Besides, there's a difference in metabolism.
- Why not increase the dosage? Wouldn't that step up the process?
- Patience, my dear, patience. We must tread lightly, with care, your arm, please.
- Oh?
- Yes.
[...]