Who said "Every problem is solvable if you work on it hard enough."?

This quote is attributed to Mark Watney.

Every problem is solvable if you work on it hard enough. - Mark Watney

"Every problem is solvable if you work on it hard enough."

Mark Watney Motivation

Character in The Martian

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"I'm going to have to science the shit out of this (paraphrased)"

"Humans are really resilient - we adapt quickly to circumstances"

"The key to survival is solving problems one at a time"

"Humor and maintaining perspective are essential to survival"

"I believe in working hard for what you want."

"Never underestimate the power of determination."

"I don't need a reason to fight."

"The most important thing is the mission. Nothing else matters."