I'd quote the whole thing, but then what would be the point of linking to it? So here's two:
If you don't own a train company then you go and paint on one instead. It all comes from that thing at school when you had to have name tags in the back of something.. that makes it belong to you. You can own half the city by scribbling your name over it.
A lot of people never use their initiative because nobody told them to.