Twitter is a great way to get your message out there in 140 characters or less.
Twitter is the most fun you can have in under 140 characters.
Twitter is a very simple and democratic tool, everyone can use it easily.
Twitter is the ultimate service for people who crave instant gratification.
Twitter is to communications as Prozac is to happiness.
Twitter is a place where you can think big thoughts in small bursts.
Twitter is like a garden hose of information. Drink from it judiciously.
Twitter is the duct tape of the internet. It's the thing that holds it all together.