You think you're good, but you're not, you know.
5 seconds sound clip from the Clan of the White Lotus movie soundboard.
You can hear this line at 01:09:15 in the DVD version of the movie.
Quote context
[...]
- Come on, it's not so bad, it improved the hearing.
- Ah, that has no effect on me!
- Hey you, your technique is still not good enough for a master!
- Well, I guess I'd better show you. Watch me then. I'll not show you again!
- You think you're good, but you're not, you know.
- You see, pulses are buried in your muscles.
- Your punch must be accurate. Accompanied with force, and then that is called perfection, got it?
- You'll die slowly after my 100-Pace-Palm!
[...]