Who said "I've learned that hope is dangerous but necessary."?

This quote is attributed to Gilly.

I've learned that hope is dangerous but necessary. - Gilly

"I've learned that hope is dangerous but necessary."

Gilly Hope

"I'm not a clever man, but I can see things. Things that others cannot."

"The wildlings are more than just raiders and thieves. They're people trying to survive."

"I've seen things beyond the Wall that would make your blood run cold."

"Sometimes the smallest person can make the biggest difference."

"Every day is a new opportunity."

"Hope is what gets us through difficult times."

"I'm not your enemy, kid. I'm trying to save you."

"Redemption is a long road."