It's just fucked up. He probably thinks they'll be together forever, as literally every couple does. When in reality they'll probably last 5 years maybe and then she leaves him and takes half his shit.
Nope. I give it 5 years tops
It's great that you have learned this at 18.
Opposite of me, I used to be great with girls and now I haven't had sex in 2 years. Somehow completely lost the ability to talk/flirt with girls, it's basically embarrassing at this point
The real important word in that sentence is "WILL".