Since your eyes are adjusted to the dark, keep in mind that you'll probably see approaching people before they see you. Try not to suddenly surprise them. As fun as it is to play practical jokes on people, playing them on people you don't know is asking for trouble. On the other hand, playing them on people you do know can become an art. Back to top Join a society Space related or not, you're likely to find that no matter what your interest there are flocks of people just as crazy and unusual as yourself.
Astronomy is no exception.
To be fair having said as such, it should be mentioned that most astronomers have the privilege of being able to truthfully state that they are neither politicians nor lawyers. In most places there are lots of astronomical societies. If it's a local society you can easily meet people who are interested in all the same things you are. If you're in New Zealand, check out the Dark Skies society page for more information. If you don't have fun, it's not worth doing.