《宋书·志·卷三十》
考案古事，古代巨人出现，是国家灭亡的预兆；长狄在临洮出现，带来了秦朝灭亡之祸。
案古长人见，为国亡；长狄见临洮，为秦亡之祸。
Examining ancient events, the appearance of ancient giants was a sign of the fall of the state; the appearance of Chang Di in Lintao brought about the downfall of the Qin Dynasty.