People assume that science is a very cold sort of profession, whereas writing novels is a warm and fuzzy intuitive thing. But in fact, they are not at all different.
I just wanted to see every single musical I could. The very first one I saw was 'Beauty and the Beast,' the only one I could get tickets for, and then 'Les Miserables' and then 'Chicago.'
If you're old enough to have a job and to have a life, you use Facebook exactly as advertised, you look up old friends.