In Part 1, we learned that someone who gives advice based on their knowledge is nothing more than priest that should be ignored. Part 2 was about how deniers misuse the complexity of the situation, and Part 3 is about how deniers make use of fear.
The people who tell you that climate scientists want to take away your SUV are trying to scare you. They don’t want you to think about the science. Even if I’m rather optimistic about some things, I have to figure that people who don’t want me to decide based on our best understanding of science are trying to get me to do something I wouldn’t if I thought about it.