Recommend a book related to the given theme.
Exploring the unknown
The Alchemist by Paulo Coelho is a great book about exploring the unknown and discovering one's own destiny.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Recommend a book related to the given theme.

### Response:
The Alchemist by Paulo Coelho is a great book about exploring the unknown and discovering one's own destiny.