Consuetudo contra rationem introducta, potius usurpatio quam consuetudo appellari debet

Dictionary: 
Ballentine's Law Dictionary

A custom introduced contrary to reason ought rather to be called a usurpation than a custom.

Author: 
James A. Ballentine
Publisher: 
The Bobbs-Merrill Company
Year Published: 
1916
Genre: 
Law Dictionary