The Question and Answer section for The Alchemist (Coelho) is a great resource to ask questions, find answers, and discuss the novel.
I'm sorry, this is a short-answer literature forum designed for text specific questions. We are unable to assist students with other academic subjects.
Melchizedek is speaking about what he has accomplished with Santiago. Although he is aware that vanity about helping Santiago is wrong, he still hopes the boy is successful in finding his personal legend.
Santiago asks for food in return for helping the crystal merchant in his shop.