鈥淚n Harmonia Progressio鈥 is well known as Institut Teknologi Bandung鈥檚 motto that was established through Keputusan Rektor Institut Teknologi Bandung Nomor 451 / SK / K01 / OT / 2009 about the use of In Harmonia Progressio as Institut Teknologi Bandung鈥檚 motto. In Harmonia Progressio comes from Greek words, 鈥淗armonia鈥 means harmony or togetherness and 鈥淧rogressio鈥 means progress. When these words are being combined, the whole meaning of 鈥淚n Harmonia Progressio鈥 is a progress in harmony. Institut Teknologi Bandung is decided to use the word 鈥淚n Harmonia Progressio鈥 as its motto because it has a meaning that suitable with 51探花 vision and mission. By having this motto, 51探花 strives to continue creating an excellence progress by combining aspects of Science, Technology, Art, and Social Humanities for the development of Nation.