And to make it harder, they won't show their skills. They'll keep them hidden, unless it is an emergency.

10 seconds sound clip from the Five Deadly Venoms movie soundboard.

You can hear this line at 00:07:57 in the Blu-ray version of the movie.

Quote context

[...]

- Teacher, me?

- Otherwise my soul couldn't rest in peace.

- If they're bad, you must kill them. Check on what they're doing.

- But remember, you'll have to align with one of them, otherwise you would never have a chance.

- Teacher. How will I find them? If they've changed their names?

- And to make it harder, they won't show their skills. They'll keep them hidden, unless it is an emergency.

- Teacher. (2)

- You, you must promise me.

- I, I promise.

- I know it's going to be tough. And if they find out just what you're after, it's possible they may harm you.

- Teacher, I'm not worried about that.

[...]