Literature Reference: 锦字出自《诗经·小雅·鹿鸣》：‘锦衾有烂，君子之光。’程字出自《诗经·大雅·文王》：‘穆穆文王，于缉熙敬止。’ The character 'jin' comes from 'The Book of Songs·Xiao Ya·Deer Cry': 'The brocade quilt is splendid, shining like a gentleman's light.' The character 'cheng' comes from 'The Book of Songs·Da Ya·King Wen': 'Majestic King Wen, diligent and respectful.'