You want an audience. If you didn't, you wouldn't be a writer. The biggest motivation to write is the knowledge that someone will read it.
More Quotes by Andy Weir
A good plan today is better than a perfect plan tomorrow. Don't wait for an inspired ending to come to mind. Work your way to the ending and see what comes up.
A story in your head isn't a story. It's just a daydream until you actually write it down. So write it down.
I am not a brave man... I do not have the right stuff. Astronauts are really a cut above.
Just so we're clear, Mark Watney is who I want to be. He has all the qualities I like about myself magnified without any of the qualities I dislike. Mark Watney isn't afraid to fly.
I don't even date; I'm terrible with women.
Computer programming is pretty much guaranteed income. I'm good at it, and I like it.