Ouch.

I think it may have been a deal-breaker for her past relationships, and she didn't want to invest time and energy into a relationship that wasn't going to work out?

I think it depends on how often you see each other.

Holy crap you're like my husband.

That, my friend, is most definitely infatuation.

"What's the worst that can happen, that she stops talking to me?"

You obviously have no idea how vaccines work.... despite being explained to multiple times in different threads.

1. How do you know she died from it? It's easy for the parents to latch onto something to blame, but it doesn't necessarily make it true.

No, the anti-vaccers tell you not to take medical experts at their word, while pro-vaccers tell you that there is a small but very real chance of catching extremely dangerous diseases, while at the same time putting other people in the community at risk.

I'm actually quite charismatic. But nice comeback?

Actually, there's something called the scientific method that lets you design experiments that do exactly that: tell what what doesn't cause something even if you don't know what does.

Once could be forgiven as a misunderstanding, however, the letter-writer makes it clear that this is repeated behavior, to the point that she avoids certain social occasions just because he might be there.

No, in most cases you just move away so as not to offend them. Not even sure what point you're trying to make, because people don't say that.

"But then what gets really offensive is that when a guy just trying really hard to keep someone's attention and talk to them, they're painted as a devious predator. At best, this guy, apparently, is no better than a PUA. And still, it's somehow reasonable to suspect that this guy might be a rapist or murderer, even…

They reported on similar studies last year already. This is just a new, more specific study.

Body language is less confrontational. If they can pick it up, I don't have to say anything, and can also avoid embarrassing them in front of others. I'm not punishing them for not picking up the cues, it's just that if they don't pick them up and still continue the behavior, I have no other choice than confront them,…

DIY

I disagree, anti-vaxxers are far worse.

This.

While I know that they're out there, I actually have never met a single person who has no friends whatsoever. And I say this as someone who had like two friends total per grade in elementary school.