"Yeah." Gordon slides a hand under his glasses and pinches the bridge of his nose. "There was a race of aliens- I told you about the different species at Black Mesa, right? The hunched over greenish-brown ones, with the red eyes and the ability to throw lightning? They call themselves Vortigaunts. They'd been enslaved for millennia and lost everything as a species. When I killed the thing that was supposed to end the resonance cascade, it didn't- but it set the Vortigaunts free. They're our allies now."

( Your song we sing and shall sing for eternity, no matter the consequences of this struggle. You have brought us grief and jubilation beyond measure. )

"They remember it even more than the humans do."