- Brent learnt how to make the whirligig from the book which named Make Your Own Whirligigs and Weathbervanes. But this book is not very helpful. So he learnt to make it by himself. Man V.S. Self.
- Brent is an American, so that he can't live in that hostel which is just for the foreign tourists. But the clerk helped him to live in as an Canadian. Man V.S. Society.
- It's hard for him to carry the last, the heavy whirligig to move to a new place. But he did it by against himself. Man V.S. Self
- He can't forgive himself at the beginning, but at last he did. Man V.S. Self
- He felt lonely at the beginning of the travel. He solved it by played the harmonica.
- He was afraid that the public will hate him, he tried to hide his past, but finally he forgave himself and he faced it bravely.