Regrets are the natural property of gray hairs.
— Charles Dickens

gray skies are just clouds passing over.
Duke Ellington gray quote

Mysteriously and in ways that are totally remote from natural experience, the gray drizzle of horror induced by depression takes on the quality of physical pain.
— William Styron

Gray hairs are death's blossoms.
— English Proverbs

Life isn't black and white. It's a million gray areas, don't you find?
— gray quotation by Ridley Scott