《资治通鉴·后晋纪·后晋纪四》
南唐主曾经梦见自己吃了灵丹，天亮后方士史守冲献上丹方，南唐主以为应了神验而按丹方吃起来，慢慢地便形成了急躁的毛病。
唐主尝梦吞灵丹，旦而方士史守冲献丹方，以为神而饵之，浸成躁急。
The emperor of Southern Tang once dreamed that he had taken an elixir. At dawn, the Taoist priest Shi Shouchong presented him with a prescription for an elixir. The emperor of Southern Tang thought that this was an auspicious sign, and began to take the elixir according to the prescription, and gradually developed an impatient disposition.