Books
The interweb
Cycling
Programming
Writing
Don't know

I'd probably say "girlfriend" if I had one.
edit: In which case friends count as 'things' too, so them.
( Newington, Wed 6 Jul 2005, 15:27, archived)

That last line is just crying out for a frowning smiley...

( debar - Lord High Expositioner, Wed 6 Jul 2005, 15:30, archived)