Synthesized answer
The provided passages do not contain information about the evidence the author provides in "The Book of Awakening" [1]. The passages only offer the title and author of the book [1]. Therefore, I cannot answer your question regarding the evidence presented by the author.
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: The Book Of Awakening Having The Life You Want By Being Present To The Life You Have by Mark Nepo