You are taking the wrong sow by the ear. - Miguel de Cervantes

Sancho Panza by name, is my own self, if I was not changed in my cradle.

Humble with the proud, haughty with the humble, encounterer of dangers, endurer of outrages, enamoured without reason, imitator of the good, scourge of the wicked, enemy of the mean, in short, knight-errant,

Rocinante felt the desire to pleasure himself with the ladies, and as soon as he picked up their scent he abandoned his natural ways and customs, did not ask permission of his owner, broke into a brisk little trot, and went off to communicate his need to them.