It's ridiculous.
2 seconds sound clip from the 13 Style Strike movie soundboard.
You can hear this line at 00:32:43.610 in the DVD version of the movie.
Quote context
[...]
- What's so great about him? Just because he's a foreigner? We'll cut him down to size.
- I heard he fought with all the Chinese fighters in America and he defeated every one of them.
- Liu Biao should be ashamed of himself for having taken on this man as a student.
- What's that? How dare he say that?
- That man is full of hot air.
- There's news in the paper about me. What's going on?
- Oh, it's my fault, telling them a story.
- I told the press that in America you learn Chinese Kung Fu.
- I believe the propaganda can make you famous and people will know about you.
[...]