Download Gladys Knight Quote: “Soul is just that inner spirit. I use that Wallpaper from the all Widescreen (4K 5K 8K Ultra HD resolutions) for mobiles, tablets and desktops devices with Microsoft Windows / Apple iOS & MacOS / Android / Linux and other devices. Gladys Knight Quote: “Soul is just that inner spirit. I use that Wallpaper is part of the Gladys Knight collection.