Who said "The beauty of physics is that it's relentless."?

This quote is attributed to Mark Watney.

The beauty of physics is that it's relentless. - Mark Watney

"The beauty of physics is that it's relentless."

Mark Watney Science

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"

"Science helps us understand the world."

"I've witnessed the birth of science, and it continues to amaze me."

"I'm something of a scientist myself."

"The fusion process is self-sustaining now!"