Bruno the Great
one of the most became archbishop of Cologne, and chancellor of the empire under his brother, Otto I., and afterward, as a reward for his services, Duke of Lorraine. He strove to reform the monasteries and advance the love of learning among the clergy. rather, hypothesis, according to which the living system was regarded as an organized machine endowed with excitability, kept up by a variety of external or inliving system was regarded as an organing life. Diseases were divided into ized machine endowed with excitability, cumulated and the latter from exhausted excitability.