Practice until you can meditate and nothing can distract you, so that you see and feel nothing except your own energy.
11 seconds sound clip from the Bloodsport movie soundboard.
You can hear this line at 00:13:29 in the Blu-ray version of the movie.
Quote context
[...]
- You are not Japanese. You are not a Tanaka!
- Why?
- Do you sleep with your eyes open?
[...]