Who said "The world outside is worse than anything in here."?

This quote is attributed to Newt.

The world outside is worse than anything in here. - Newt

"The world outside is worse than anything in here."

Newt Fear

Character in The Maze Runner

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"You're the last one to arrive. And you can't remember anything."

"The walls move. Every night they close in, then open again in the morning."

"The outside world might be worse than this."

"What's happening to me? What's wrong with me?"

"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."