That's about all we know.
4 seconds sound clip from the The Tingler (1959) movie soundboard.
You can hear this line at 00:31:43 in the Blu-ray version of the movie.
Quote context
[...]
- What do we know about The Tingler?
- What do we think we know, and what've we got to find out?
- First, we know that it exists.
- If roentgen rays can't penetrate it, we know it's solid.
- We know that fear alone energizes it, gives it strength.
- Except that The Tingler it exists in every human being. And that it's extremely powerful.
- Fear causes The Tingler to spread along the spinal column.
[...]