Who said "There is a certain grain of stupidity required to write."?

This quote is attributed to Flannery O'Connor.

There is a certain grain of stupidity required to write. - Flannery O'Connor

"There is a certain grain of stupidity required to write."

Flannery O'Connor Creativity

Novelist American 1925–1964

"The truth does not change according to our ability to stomach it emotionally."

"I write to discover what I know."

"Everywhere I go I'm asked if I think the university stifles writers. My opinion is that they don't stifle enough of them."

"The grotesque can serve all our purposes."

"When life gives you lemons, make something beautiful."

"Creativity knows no bounds."

"Creativity is the expression of the soul."

"I'm making this up as I go."