Which sentence from chapter 3 best supports the idea that Walter has had a change of heart

It would be a lot easier if you did this yourself, imagine yourself as a reporter. reporters are very vigilant, wordy, smart people that don't take no for an answer, just simply put together a little story about yourself that would include places you've reported, things you've witnessed, people you've talked to and about to support your evidence, but it's all hypothetical so it's really easy to make it all up