E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Je ne coudrais pas être roi, si jétais prévot de Bar-sur-Aube (French). I should not care to be king. if I were Provost of Bar-sur-Aube [the most lucrative and honourable of all the provostships of France]. Almost the same idea is expressed in the words