Aaron Hunt@AaronCU95·Jul 20, 2009can someone remind me why we need to go to Mars? Just to prove it's not an optical illusion?
Venkatesh Rao@vgrReplying to @AaronCU95@AaronCU95 "because we can" if we didn't have romantic but impractical species-level goals, it all ads up to "yawn, why do we exist?"5:44 PM · Jul 20, 2009