1. "He didn't really mean that."
2. "He's just a kid, he's very naive. He'll grow out of it."
3. "He's a fundamentally good guy who's spent too much time in the dark corners of the Internet."
4. "He doesn't know about the problematic connections that writer/blogger/celebrity has."
5. "We can't just cut ourselves off from everyone who disagrees with us."
These are all self-delusions.