You're stuck on a raft, in an ocean of stars. There are 6,840,507,002 other people with you. What do you do?

@3effat Sit-ins aren't keeping me away. Violence against people holding sit-ins is. @alaa #Tahrir

Dear #Congress: your juvenile refusal to raise revenue is treasonous. Shame. Resign now, the lot of you.

@support #140help Most important tip for new users: Pay no attention to follower counts, focus on following interesting people.

"Pooh," he whispered. "Yes, Piglet?" "Nothing," said Piglet, taking Pooh's paw, "I just wanted to be sure of you."

Everyone, please welcome Jerry Seltzer (@derby1), the father of modern #RollerDerby, to Twitter! He's a good man, make him feel welcome.

@carolynporco "8 false things the public knows before election 2010": http://bit.ly/bWXXVP #election2010 #misinformation #propagandawar

@barackobama For me, #2200Dollars represents the cost of software I use daily to make my living.

Folks, planets are EVERYWHERE. And there's an AWFUL lot of everywhere.

THANKS to Senator @markudall for his amendment to S.1867 in favor of due process and our national identity. #S1867 #udall

@syfy @mightygaz Because it's easier for them to cancel shows someone else made than if they made their own. #Caprica

At the end of October Sky, there's a clip of a shuttle launching. I burst into tears. Not many things so noble in the world.

My 'lil geek heart is all a-flutter w/news that in addition to @sethgreen, @claregrant & @levarburton, #NASATweetup will be joined by POTUS.

@acarvin Donated $100 (and am already a member) at KCFR, Colorado Public Radio in support of NPR & Andy Carvin's work. #gave4andy

Walking into work, paused, looked up at clouds & mtns, felt gravity's pull, thought: "I'm a human being! on a big planet! in a universe!"

How to watch upcoming eclipse & Venus transit? http://t.co/GxuOt2D9 for info! #astro #eclipse

I am SO psyched for all of the new #NASATweetup family members. Congrats! Start packing! Sell the kids! Quit your job! #STS135

Scheming ways to get to KSC for #STS135. #withdrawal #thismightbeaproblem #nasatweetup

@astrosquishy is counting down. #NASATweetup http://twitpic.com/4yeazo

Perfect. #NASATweetup http://twitpic.com/4ye3al