Who said "Every moment matters when you might not have many left."?

This quote is attributed to Ryland Grace.

Every moment matters when you might not have many left. - Ryland Grace

"Every moment matters when you might not have many left."

Ryland Grace Time

Character in Project Hail Mary

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"I'm not stranded. I'm home."

"Science rules."

"Sometimes the only way out is through."

"I have to stay alive. That's the mission."

"Time waits for no one."

"Time spent with loved ones is never wasted."

"I've been alive for a long time. Long enough to know that you can't trust anyone."

"The past always catches up with you."