Thomas Aquinas was born in Italy in 1226. After his studies, he joined the Dominican Order. He became a pupil of theologist and philosopher Albert the Great in a monastery in Cologne on Rein. His legacy makes him one of the greatest scholars of the Middle Ages and the most influential philosophers and theologists in history. He taught theology at the University of Paris and wrote commentaries to the Scripture and philosophical and theological treatises. His major treatise is Suma Theologica (1266–73), an excellent system of the Christian world outlook. He was canonized in 1323 and proclaimed Doctor of the Church in 1567. In the year of 1879, Thomism became the official teachings of the Catholic Church and Thomas Aquinas its official philosopher. He is a patron of universities. His attributes are a gem, chalice, dove, book and the Sun.