《汉书·传·眭两夏侯京翼李传》
政令紧急就出得早，政令宽缓就出得晚，政令不行就隐藏不出现而成为彗星。
政急则出早，政缓则出晚，政绝不行则伏不见而为彗茀。
If government orders are urgent then it appears early, if they are more relaxed then it appears later, while if government orders do not function then it hides itself and becomes a comet.