If the rebels have obtained a complete technical readout of this station, it is possible, however unlikely, that they might find a weakness and exploit it.
10 seconds sound clip from the Star Wars: Episode IV - A New Hope (1977) movie soundboard.
You can hear this line at 00:37:45 in the Blu-ray version of the movie.
Quote context
[...]
- The last remnants of the old Republic have been swept away.
- That's impossible. How will the emperor maintain control without the bureaucracy?
- The regional governors now have direct control over their territories.
- Fear will keep the local systems in line-fear of this battle station.
- The plans you refer to will soon be back in our hands.
- This station is now the ultimate power in the universe. I suggest we use it.
- Don't be too proud of this technological terror you've constructed.
- The ability to destroy a planet is insignificant next to the power of the Force.
[...]