He attacks the job of trying to pass a wooden dowel through a steel block with the confidence of a man who knows it can be done.
7 seconds sound clip from the 4D Man (1959) movie soundboard.
You can hear this line at 00:02:43.803 in the DVD version of the movie.
Quote context
[...]
- A man, an idea, the equipment, a place to work in secret: All the ingredients are here.
- His only interest is to prove his theory.
- Now it's steel against steel.
- Two objects can occupy the same space at the same time under proper conditions.
[...]