What is unexpected in Collins' statement is information that the reader cannot predict, given Collins' profile and the subject he is addressing.
This information should surprise the reader and show something new and unpredictable.
As you didn't show the text to which the question refers, it is not possible to answer your question exactly, but I hope the above information can help you.
More information about personality is in the link:
https://brainly.com/question/1455434