That is why rock was so important.
4 seconds sound clip from the Home (2015) movie soundboard.
You can hear this line at 01:21:08 in the Blu-ray version of the movie.
Quote context
[...]
- It is entire next generation.
- No wonder they've been chasing you.
- Apparently, that Gorg is last Gorg.
- That is why rock was so important.
- Without it, he was alonely and would someday be extinctly...
- Which made Gorg cranky, and irrational and physically violent.
- He was just like humansgirl. He was sad-mad.
(PEOPLE CHEERING INDISTINCTLY)
[...]