Twitter is a great way to tell the world what you're thinking before you've had a chance to think about it.

Twitter is like a fridge. If you're bored, keep opening it until you find something interesting.
Twitter is a social network where you can see what your friends are doing without actually having to talk to them.
Twitter is not a technology. It's a conversation. And it's happening with or without you.

Twitter is a great place to tell the world what you're thinking before you've had a chance to think about it.
Twitter is the first thing I check in the morning and the last thing I do at night. And it's where I go when I need a break during the day.