Synthesized answer
The provided passages do not detail the specific evidence the author, John Von Neumann, provides in "The Computer and the Brain." The passages only include the title of the book and a description of the second edition, which mentions a foreword by Churchland & Churchland from 2000 [1].
Therefore, it is not possible to answer what evidence the author provides based solely on the given text. The content of the book itself, which would contain the evidence, is not included in the provided passages [1].
Synthesized from the book passages below. Chat with the book on Feynman for follow-up.
From the book
Title: The computer and the brain by John Von Neumann Description: This second edition has a foreword by Churchland & Churchland (c) 2000