「毫無疑問地，除非環境完全相同─不僅整體上是如此，每一個細節上亦復如此─否則接受先例之引導是極其危險的。」“It is without doubt most dangerous to be guided by precedent, unless the circumstances are in exact agreement, not only generally, but in every particular.”

「毫無疑問地，除非環境完全相同─不僅整體上是如此，每一個細節上亦復如此─否則接受先例之引導是極其危險的。」-法朗歇斯可‧吉西亞蒂尼 義大利史學家與政治家
“It is without doubt most dangerous to be guided by precedent, unless the circumstances are in exact agreement, not only generally, but in every particular.” -Francesco Guicciardini