Reword the following paragraph to make it shorter: Under the Han dynasty the following developments occurred: the establishment of a civil service system that employed men educated in Confucian teachings; advancements in the arts, scholarship, and history; technological advancements, including the development of iron farming tools and irrigation systems; numerous inventions, including paper, the compass, and herbal medicines; respect for family and tradition. Because of the lasting impact of many of these accomplishments, modern Chinese might consider themselves to be "the children of Han."