Yes, you must consider the reader. But "What will others think" has killed too many writing careers.
Write Thoughts Tip #3: The first words you write today might not match your goal of creating deathless literature. Write anyway.
Write Thoughts Tip #2: If you're too busy today, write just 100 words on your work in progress. Back of a napkin counts.
David Bain is the author of the Write Thoughts series of books on writing. http://smarturl.it/WriteThoughts He is also the author of the Will Castleton paranormal crime series, the Riders of the Weird West series, the Green River crime and horror series, and many other novels and story collections.