Yes. The average liberal arts major makes almost $9,000/year off their writings. You can make twice that much by rehearsing the phrase "Would you like fries with that, sir?".
The sad thing is, that blurb should be read in the beginning of every English class. Writing, like music, is a "night gig" for 99% of the people passionate about it. You still need a day job to cover your rent and lifestyle.