Boxer Roberto Duran was a Panamanian professional boxer who competed from 1968 to 2001. He held world titles in four weight classes and is widely regarded as one of the greatest boxers of all time. Duran was known for his aggressive style and durability, earning him the nickname 'Manos de Piedra' (Hands of Stone). He is also remembered for his famous catchphrase 'No más' (No more), which he uttered during his fight against Sugar Ray Leonard in 1980.