The above quote can be accredited to Terryl Lynn Givens, professor of literature and religion at the University of Richmond.
I saw this recently on a video online. Yes, a genealogy website one at that.
The video was on journaling, it was really good actually. Watch it here https://www.rootstech.org/videos/steve-reed
Steve Reed gives us a compelling story to write often. Even if it is boring or monotonous. A reminder to write something.