I’m here to talk to you about climate change, he says, which is another something that really irritates people. It irritates us because it makes us feel guilty. It makes us feel like everything we do is bad, that we are bad. And that’s a real problem. If there’s one thing I’ve discovered in my time as a campaigner, it’s that blaming people is absolutely the worst way to motivate them. Make someone ashamed to their core, tell them that their very being is inimical to life and the best thing they could do for the planet is die, then ask if they want to make a donation?