I've learned to pay more attention to trust issues in other people. Sometimes it's because they've been wronged enough that they lose faith in others, but many times it's because they can't be trusted.
Madness string 87583
It's not a lot of games that really let you actually explore ruins that are real. STALKER has a few big empty buildings that feel like they were used, and some Minecraft stuff does similar, but this was a real tiny world that I witnessed the death rattle of.