You must develop the ability to kick fast.
5 seconds sound clip from the The Woman Avenger (1980) movie soundboard.
You can hear this line at 01:07:31 in the DVD version of the movie.
Quote context
[...]
- And you must also learn my special kicking technique, which is know as Tin Shan Feet.
- Both together we can defeat him, believe me, it is possible for us to defeat him.
- Sister, will you teach me the Tin Shan style?
- You must develop the ability to kick fast.
- The Ox tendon is strongest. Push your legs against it as far as you can. Keep practicing.
- But most important, you must be able to stretch your legs in any direction.
[...]