Final answer:
Santiago learns to trust the Alchemist in 'The Alchemist' as the latter offers wisdom and understanding towards Santiago's Personal Legend, reflecting a meaningful bond that forms through shared experiences and the Alchemist's guidance.
Step-by-step explanation:
The question relates to the novel 'The Alchemist' by Paulo Coelho and the development of the relationship between Santiago and the Alchemist. The connection between these two characters strengthens due to the wisdom and guidance that the Alchemist offers to Santiago. Over the course of the narrative, Santiago learns to trust the Alchemist after initially fighting him because the Alchemist demonstrates a deep understanding of the world and Santiago's Personal Legend, which is essentially his destiny or life's spiritual purpose. The trust is built through the Alchemist's actions and insights that resonate with Santiago's experiences and the journey he is undertaking.