Quote 118
"If you were my boy I’d take you out and gamble," he said. "But you are your father’s and your mother’s and you are in a lucky boat." (1.28)
The notion of "lucky" vs. "unlucky" contrasts the "old" man and the "boy" further.
Quote 119
"Eighty-five is a lucky number," the old man said. "How would you like to see me bring one in that dressed out over a thousand pounds?" (1.52)
The old man’s prediction does eventually come true – before it goes horribly wrong. Does this confirm or reject his claim that eighty-five is lucky?
Quote 120
"Good luck old man."
"Good luck," the old man said. (2.18-2.19)
The old man and the boy discuss luck just before Santiago leaves for the day, setting an overtone of superstition for the following events.