 He escaped from Chang 'an the following year , and was appointed Reminder when he rejoined the court in May 757 . This post gave access to the emperor but was largely ceremonial . Du Fu 's conscientiousness compelled him to try to make use of it : he caused trouble for himself by protesting the removal of his friend and patron Fang Guan on a petty charge . He was arrested but was pardoned in June . He was granted leave to visit his family in September , but he soon rejoined the court and on December 8 , 757 , he returned to Chang 'an with the emperor following its recapture by government forces . However , his advice continued to be unappreciated , and in the summer of 758 he was demoted to a post as Commissioner of Education in Huazhou . The position was not to his taste : in one poem , he wrote : 
 He escaped from Chang <a href='null_genetive' title='1'><mark>'</mark></a>n the following year , and was appointed Reminder when he rejoined the court in May 757 . This post gave access to the emperor but was largely ceremonial . Du Fu <a href='null_genetive' title='2'><mark>'s</mark></a>conscientiousness compelled him to try to make use of it : he caused trouble for himself by protesting the removal of his friend and patron Fang Guan on a petty charge . He was arrested but was pardoned in June . He was granted leave to visit his family in September , but he soon rejoined the court and on December 8 , 757 , he returned to Chang <a href='null_genetive' title='3'><mark>'</mark></a>n with the emperor following its recapture by government forces . However , his advice continued to be unappreciated , and in the summer of 758 he was demoted to a post as Commissioner of Education in Huazhou . The position <a href='negative_concord' title='4'><mark>was</mark></a> <a href='negative_concord' title='5'><mark>not</mark></a>to his taste : in one poem , he wrote : 
He escaped from Chang  n da following year , and was appointed Reminder when he rejoined the court in May 757 . dis post gave access to the emperor but was largely ceremonial . Du Fu  conscientiousness compelled him to try to make use of it : he caused trouble fir himself by protesting the removal of his friend and patron Fang Guan on a petty charge . He was arrested but was pardoned in June . He was granted leave to visit his fam in September , but he soon rejoined tdacourt and on December 8 , 757 , he returned to Chang  n w the emperor following its recapture by government forces . However , his advice continued to be unappreciated , and in thdaummer of 758 he was demoted to a post as Commissioner of Education in Huazhou . The position ain't to his taste : in one poem , he wrote :