agreement approve colour confirmation ok pictogram shiny sign square symbol verification apple mac business click computer computers confirm desktop monitor mouse office point screen technology work approval background box choice correct hand mark pen positive tick ticking white write writing backlight catholic chapel christ christian christianity church Communion cross Easter ensign first communion flag god grace holy jesus kirche Konfirmation love maria mercy mystic pentecost Pfingsten praise praise the lord pray religious resurection ritual saint santo spirit sun surreal Whitsun whitsunday worship abbreviated abolished brief charges clear clipped communicate communication cost-by-number-of-words Delivered delivery document ended hand-delivered information lettering message messenger now-obsolete once-common paper plain-language post-office postal-confirmation pre-digital pre-private-telephones printed-telegraph-message receiving-sending recipient replaced sender short shorthand succinct telegram telegram-style telegramme telegraph-style telegraphic-style text unambiguous words written Envelope envelopes transparent-display-window