I would rather enlighten the electorate so that when it's time for them to put somebody in Congress, it will be self-evident that they will embrace the message and tools and discovery of science in a way that can transform our culture and even our civilization.

I have thoughts every day that are themselves tweets.

A conspiracy theorist is a person who tacitly admits that they have insufficient data to prove their points. A conspiracy is a battle cry of a person with insufficient data.

Astrophysicists perfected navigation. We perfected all these things that matter to the power of nations manifest on the world stage. So we want to go into space. That's the new high ground, right? We care about multispectral imaging of things. Well, that's what reconnaissance wants to do. So our expertise has been in bed with national security needs forever. So maybe, secretly, that's why they keep us employed.

Curiosity is a self-driven motivation to explore and to learn. Learning is like... you know, you have to take your medicine. And that is what it has become. And that's unfortunate.

Life existed on Earth for nearly four billion years before anything remotely resembling a human being showed up. And even then, when we started to branch off from other apes about 10,000,000 years ago, our ancestors looked pretty different.

Science is a philosophy of discovery; intelligent design is a philosophy of ignorance... Something fundamamental is going on in people's minds when they confront things they don't understnd.