Listen, you're learning your mother's kung fu, only girlies would learn that kind of thing. If you keep it up, you'll become a girl!
9 seconds sound clip from the Executioners From Shaolin (1977) movie soundboard.
You can hear this line at 00:40:18 in the DVD version of the movie.
Quote context
[...]
- Hands by your side. They mustn't move. Now, stand firmly.
- Ma, let me get off early today.
- Every day's the same. Stand as long as you can.
- Look at him, Hung Wen-ting, standing so still!
- You don't know yourself, if you're a boy or a girl.
[...]