Synthesized answer
The provided passages do not contain information about the evidence the author provides. The passages only include the title of the work, "Mysticism and Logic," the author, Bertrand Russell, and its category, Mathematics, along with the total number of pages [1]. There is no content detailing the evidence presented within the book.
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: Mysticism and Logic by Bertrand Russell Categories: Mathematics Pages: 256