Who said "You don't know fear until you know you're not real."?

This quote is attributed to Blade Runner.

You don't know fear until you know you're not real. - Blade Runner

"You don't know fear until you know you're not real."

Blade Runner Fear

"I've seen things you people wouldn't believe. Attack ships on fire off the shoulder of Orion."

"All those moments will be lost in time, like tears in rain."

"What's it like to be human? I'm not sure anymore."

"I know what I am. The question is, what are you?"

"Face your fears with courage."

"You can't live your life in fear."

"Snakes. Why'd it have to be snakes?"

"Fear is just another obstacle to overcome."