https://www.nationaldaycalendar.com/.image/ar_16:9%2Cc_fill%2Ccs_srgb%2Cg_faces:center%2Cq_auto:eco%2Cw_1920/MjA1MDE5OTU5MjAwMzI3MzAw/website-feature---national-common-courtesy-day--march-21.webp Can we just go back to a world of Common Courtesy? National Common Courtesy Day on March 21st serves as...