Quote by Bill Gates“Your most unhappy customers are your greatest source of learning.”— Bill GatesFavVoteCopyquote and authorShare ImageShare imageCreate a quote imagePick a color theme, then download a format.Color themeMatch siteFavQsMintSunMidnightFormatPortrait1080 × 1350 · 4:5Landscape1200 × 630 · 1.91:1CommunitySaved by 1 person