Fable VIII. The Emblem of Opportunity

A Bald Man, balancing on a razor’s edge, fleet of foot, his forehead covered with hair,V.13 his body naked—if you have caught him, hold him fast; when he has once escaped, not Jupiter himself can overtake him: he is the emblem how shortlived is Opportunity.

The ancients devised such a portraiture of Time, to signify that slothful delay should not hinder the execution of our purposes.

Smart