It'll give us time to search out some weakness in the Martians.
5 seconds sound clip from the The War of the Worlds (1953) movie soundboard.
You can hear this line at 01:05:01 in the DVD version of the movie.
Quote context
[...]
- Our best hope lies in what you people can develop to help us.
- All right, on the double. Get me back to Sixth Army headquarters. Hurry up!
- Six days, you said? Six days.
- They'll stamp the city flat.
- We'll take all our instruments and establish a base laboratory in the Rocky Mountains.
- It'll give us time to search out some weakness in the Martians.
- Forlorn hope, but there is a chance.
- We may get a lead from that anemic blood.
- You mean by some biological approach?
- We know now that we can't beat their machines. We've got to beat them.
[...]